七年级下册数学期末练习题及答案 七年级数学下册期末试卷及答案

\u4e03\u5e74\u7ea7\u4e0b\u518c\u6570\u5b66\u671f\u672b\u8bd5\u5377\u53ca\u7b54\u6848 \u4eba\u6559\u7248

\u4e00\u3001\u9009\u62e9\u9898\uff1a\u672c\u5927\u9898\u517110\u5c0f\u9898\uff0c\u6bcf\u5c0f\u98983\u5206\uff0c\u517130\u5206\uff0c\u5728\u6bcf\u5c0f\u9898\u7ed9\u51fa\u7684\u56db\u4e2a\u9009\u9879\u4e2d\uff0c\u53ea\u6709\u4e00\u9879\u662f\u7b26\u5408\u9898\u76ee\u8981\u6c42\u7684\uff0e
1. \u56fe\u4e2d\u4e09\u89d2\u5f62\u7684\u4e2a\u6570\u662f \uff08 \uff09
A\uff0e8\u4e2a B\uff0e9\u4e2a C\uff0e10\u4e2a D\uff0e11\u4e2a


2. \u56db\u8fb9\u5f62\u7684\u56db\u4e2a\u5185\u89d2 \uff08 \uff09
A\uff0e\u53ef\u4ee5\u90fd\u662f\u9510\u89d2 B\uff0e\u53ef\u4ee5\u90fd\u662f\u949d\u89d2
C\uff0e\u53ef\u4ee5\u90fd\u662f\u76f4\u89d2 D\uff0e\u5fc5\u987b\u6709\u4e24\u4e2a\u9510\u89d2

3. \u5982\u56fe1\uff0c\u5bbd\u4e3a50 cm\u7684\u77e9\u5f62\u56fe\u6848\u753110\u4e2a\u5168\u7b49\u7684\u5c0f\u957f\u65b9
\u5f62\u62fc\u6210\uff0c\u5176\u4e2d\u4e00\u4e2a\u5c0f\u957f\u65b9\u5f62\u7684\u9762\u79ef\u4e3a\uff08 \uff09
A. 400 cm2 B. 500 cm2
C. 600 cm2 D. 4000 cm2


4. \u5df2\u77e5 \uff0c \uff0c\u82e5 \uff0c \uff0c\u90a3\u4e48\u70b9 \uff08 \uff09
A\uff0e\u5173\u4e8e\u539f\u70b9\u5bf9\u79f0 B\uff0e\u5173\u4e8e \u8f74\u5bf9\u79f0
C\uff0e\u5173\u4e8e \u8f74\u5bf9\u79f0 D\uff0e\u65e0\u5bf9\u79f0\u5173\u7cfb
5. \u5df2\u77e5\u70b9 \uff0c \uff0c\u4e0b\u5217\u8bf4\u6cd5\u6b63\u786e\u7684\u6709 \uff08 \uff09
A\uff0e\u5f53 \u65f6\uff0c\u70b9 \u5728 \u8f74\u4e0a B\uff0e\u5f53 \u65f6\uff0c\u70b9 \u5728 \u8f74\u4e0a
C\uff0e\u5f53 \u65f6\uff0c\u70b9 \u5728\u7b2c\u4e00\u6216\u7b2c\u56db\u8c61\u9650 D\uff0e\u5f53 \u65f6\uff0c\u70b9 \u5728 \u8f74\u5de6\u65b9

6. \u82e5 \u7684\u89e3 \uff0c \u6ee1\u8db3 \uff0c\u5219 \u53d6\u503c\u4e3a\uff08 \uff09
A\uff0e B\uff0e C\uff0e D\uff0e

7. \u5b9e\u6570 \u3001 \u3001 \u5b9e\u6570\u8f74\u4e0a\u7684\u4f4d\u7f6e\u5982\u56fe\u6240\u793a\uff0c

\u5316\u7b80\uff1a \u7684\u7ed3\u679c\u662f\uff08 \uff09
A\uff0e B\uff0e C\uff0e D\uff0e

8. \u82e5\u4e09\u89d2\u5f62\u7684\u4e24\u8fb9\u957f\u5206\u522b\u4e3a6cm\u548c2cm\uff0c\u7b2c\u4e09\u8fb9\u4e3a\u5076\u6570\uff0c\u5219\u7b2c\u4e09\u8fb9\u957f\u4e3a\uff08 \uff09
A\uff0e2cm B\uff0e4cm C\uff0e6cm D\uff0e8cm

9. \u4e0d\u7b49\u5f0f \u7684\u89e3\u96c6\u662f \uff0c\u5219 \u5e94\u6ee1\u8db3\uff08 \uff09
A\uff0e B\uff0e C\uff0e D\uff0e

10. \u4e00\u4e2a\u591a\u8fb9\u5f62\u622a\u53bb\u4e00\u4e2a\u89d2\u540e\uff0c\u53d8\u4e3a16\u8fb9\u5f62\uff0c\u5219\u539f\u6765\u7684\u591a\u8fb9\u5f62\u7684\u8fb9\u6570\u4e3a \uff08 \uff09
A\uff0e15\u621617 B\uff0e16\u621617 C\uff0e16\u621618 D\uff0e15\u621616\u621617

\u4e8c\u3001\u586b\u7a7a\u9898\uff1a\u672c\u5927\u9898\u517110\u5c0f\u9898\uff0c\u6bcf\u5c0f\u98984\u5206\uff0c\u517140\u5206\uff0c\u628a\u7b54\u6848\u586b\u5199\u5728\u9898\u4e2d\u6a2a\u7ebf\u4e0a\uff0e
11. \u5982\u56fe\u662f\u753b\u5728\u65b9\u683c\u7eb8\u4e0a\u7684\u67d0\u4e00\u5c0f\u5c9b\u7684\u793a\u610f\u56fe\uff0e
\u2474\u5206\u522b\u5199\u51fa\u5730\u70b9 \uff0c \uff0c \uff0c \uff0c \u7684\u5750\u6807\uff1b
\u2475\uff083\uff0c6\uff09\uff0c\uff087\uff0c9\uff09\uff0c\uff088\uff0c7\uff09\uff0c\uff083\uff0c3\uff09\u6240\u4ee3\u8868\u7684\u5730\u70b9\u5206\u522b\u662f\u4ec0\u4e48\uff1f


12. \u5728\u65b9\u7a0b \u4e2d\uff0c\u7528 \u7684\u4ee3\u6570\u5f0f\u8868\u793a \uff0c\u5f97 \uff0e
13. \u6bd4\u8f83\u5927\u5c0f\uff1a \uff0c \uff0e

14. \u4e00\u4e2a\u7b49\u8170\u4e09\u89d2\u5f62\u6709\u4e24\u8fb9\u76f8\u7b49\uff0c\u5b83\u7684\u5468\u957f\u4e3a14cm\uff0c\u4e14\u4e00\u8fb9\u957f\u662f4cm\uff0c\u5219\u5b83\u7684\u8170\uff08\u76f8\u7b49\u7684\u4e24\u8fb9\uff09\u957f\u662f \uff0e

15. \u82e5\u70b9 \uff0c \u5728\u7b2c\u4e8c\u8c61\u9650\uff0c\u5219\u70b9 \uff0c \u5728\u7b2c \u8c61\u9650\uff0e

16. \u4e0d\u7b49\u7ec4 \u7684\u6240\u6709\u6574\u6570\u89e3\u7684\u548c\u4e3a \uff0e
17. \u5df2\u77e5\uff0c\u5982\u56fe\uff0c\u5219 \uff0e


18. \u4e00\u4e2a\u7b49\u8170\u4e09\u89d2\u5f62\u7684\u4e00\u8fb9\u4e3a3\uff0c\u53e6\u4e00\u8fb9\u4e3a6\uff0c\u5219\u8fd9\u4e2a\u4e09\u89d2\u5f62\u7684\u5468\u957f\u4e3a \uff0e

19. \u5982\u56fe\uff0c\u76f4\u7ebf \uff0c \uff0c \u76f8\u4ea4\u4e8e\u70b9 \uff0c \uff0c \uff0c\u5219 \uff1b \uff1b \uff1b \uff0e


20. \u82e5 \u65e0\u89e3\uff0c\u90a3\u4e48 \u7684\u89e3\u96c6\u662f \uff0e

\u4e09\u3001\u8fd0\u7b97\u9898\uff1a\u672c\u5927\u9898\u51715\u5c0f\u9898\uff0c\u517130\u5206\uff0c\u89e3\u7b54\u5e94\u5199\u51fa\u5fc5\u8981\u7684\u8ba1\u7b97\u8fc7\u7a0b\u3001\u63a8\u6f14\u6b65\u9aa4\u6216\u6587\u5b57\u8bf4\u660e\uff0e
21.(\u672c\u5c0f\u98986\u5206)




22.(\u672c\u5c0f\u98986\u5206) \u8ba1\u7b97\uff0e




23.(\u672c\u5c0f\u98986\u5206) \u5df2\u77e5 \u4e09\u4e2a\u5185\u89d2\u7684\u5ea6\u6570\u4e4b\u6bd4\u4e3a \uff0c\u6c42\u4e0e\u8fd9\u4e09\u4e2a\u5185\u89d2\u76f8\u90bb\u7684\u4e09\u4e2a\u5916\u89d2\u7684\u5ea6\u6570\u4e4b\u6bd4\uff0e



24.(\u672c\u5c0f\u98986\u5206) \u6c42 \u4e2d\u7684 \uff0e




25.(\u672c\u5c0f\u98986\u5206) \u82e5 \u662f\u5173\u4e8e \uff0c \u7684\u4e8c\u5143\u4e00\u6b21\u65b9\u7a0b\uff0c\u5219 \uff0c \uff0e




\u56db\u3001\u5e94\u7528\u9898\uff1a\u672c\u5927\u9898\u51715\u5c0f\u9898\uff0c\u517150\u5206\uff0c\u89e3\u7b54\u5e94\u5199\u51fa\u5fc5\u8981\u7684\u8ba1\u7b97\u8fc7\u7a0b\u3001\u63a8\u6f14\u6b65\u9aa4\u6216\u6587\u5b57\u8bf4\u660e\uff0e
26.(\u672c\u5c0f\u989810\u5206) \u77e9\u5f62 \u4e2d\uff0c\u5df2\u77e5\u70b9 \uff0c \uff0c \uff0c \uff0c \uff0c \uff0c\u6c42\u70b9 \u7684\u5750\u6807\uff0e




27.(\u672c\u5c0f\u989810\u5206) \u56fe\u4e2d\u6807\u660e\u4e86\u5c0f\u5f3a\u5bb6\u9644\u8fd1\u7684\u4e00\u4e9b\u5730\u65b9\uff1a
\u2474\u5199\u51fa\u516c\u56ed\u3001\u6e38\u4e50\u573a\u548c\u5b66\u6821\u7684\u5750\u6807\uff1b
\u2475\u67d0\u5468\u672b\u65e9\u6668\uff0c\u5c0f\u5f3a\u540c\u5b66\u4ece\u5bb6\u91cc\u51fa\u53d1\uff0c\u6cbf \uff0c \uff0c \uff0c \uff0c \uff0c \uff0c \u7684\u8def\u7ebf\u8f6c\u4e86\u4e00\u4e0b\uff0c\u53c8\u56de\u5230\u5bb6\u91cc\uff0c\u5199\u51fa\u4ed6\u8def\u4e0a\u7ecf\u8fc7\u7684\u5730\u65b9\uff1b
\u2476\u8fde\u63a5\u4ed6\u5728\u2475\u4e2d\u7ecf\u8fc7\u7684\u5730\u70b9\uff0c\u5f97\u5230\u7684\u56fe\u5f62\u4f60\u89c9\u5f97\u50cf\u4ec0\u4e48\uff1f




28.(\u672c\u5c0f\u989810\u5206) \u5e7c\u513f\u56ed\u6709\u73a9\u5177\u82e5\u5e72\u4ef6\uff0c\u5206\u7ed9\u5c0f\u670b\u53cb\uff0c\u5982\u679c\u6bcf\u4eba\u52063\u4ef6\uff0c\u90a3\u4e48\u8fd8\u4f5959\u4ef6\uff1b\u5982\u679c\u6bcf\u4eba\u52065\u4ef6\uff0c\u90a3\u4e48\u6700\u540e\u4e00\u4e2a\u4eba\u8fd8\u5c11\u51e0\u4ef6\uff0c\u6c42\u8fd9\u4e2a\u5e7c\u513f\u56ed\u6709\u591a\u5c11\u73a9\u5177\uff1f\u6709\u591a\u5c11\u4e2a\u5c0f\u670b\u53cb\uff1f




29.(\u672c\u5c0f\u989810\u5206) \u67d0\u8f66\u95f4\u670920\u540d\u5de5\u4eba\uff0c\u6bcf\u4eba\u6bcf\u5929\u53ef\u52a0\u5de5\u7532\u79cd\u96f6\u4ef65\u4e2a\u6216\u4e59\u79cd\u96f6\u4ef64\u4e2a\uff0c\u5728\u8fd920\u540d\u5de5\u4eba\u4e2d\uff0c\u6d3e \u4eba\u52a0\u5de5\u7532\u79cd\u96f6\u4ef6\uff0c\u5176\u4f59\u7684\u52a0\u5de5\u4e59\u79cd\u96f6\u4ef6\uff0e\u5df2\u77e5\u6bcf\u52a0\u5de5\u4e00\u4e2a\u7532\u79cd\u96f6\u4ef6\u83b7\u522916\u5143\uff0c\u6bcf\u52a0\u5de5\u4e00\u4e2a\u4e59\u79cd\u96f6\u4ef6\u53ef\u83b7\u522924\u5143\uff0e\u2474\u5199\u51fa\u6b64\u8f66\u95f4\u6bcf\u5929\u6240\u83b7\u5229\u6da6 \uff08\u5143\uff09\u4e0e\u4eba\u6570 \uff08\u4eba\uff09\u4e4b\u95f4\u7684\u5173\u7cfb\u5f0f\uff0e\u2475\u82e5\u8981\u4f7f\u8f66\u95f4\u6bcf\u5929\u83b7\u5229\u4e0d\u4f4e\u4e8e1800\u5143\uff0c\u95ee\u81f3\u5c11\u8981\u6d3e\u591a\u5c11\u4eba\u52a0\u5de5\u4e59\u79cd\u96f6\u4ef6\uff1f



30.(\u672c\u5c0f\u989810\u5206) \u542b\u6709\u6d53\u5ea6\u4e3a \uff0c \uff0c \u7684\u7532\u3001\u4e59\u3001\u4e19\u4e09\u79cd\u98df\u76d0\u6c3460\u514b\u300160\u514b\u300147\u514b\uff0e\u73b0\u914d\u5236\u6210 \u7684\u98df\u76d0\u6c34100\u514b\uff0e\u95ee\u7532\u79cd\u6700\u591a\u53ef\u7528\u591a\u5c11\u514b\uff1f\u6700\u5c11\u53ef\u7528\u591a\u5c11\u514b\uff1f




2005-2006 \u5b66\u5e74\u7b2c\u4e8c\u5b66\u671f\u671f\u672b\u8003\u8bd5\u4e03\u5e74\u7ea7\u6570\u5b66\u7b54\u6848

\u4e00\u3001\u9009\u62e9\u9898\uff1a\u672c\u5927\u9898\u517110\u5c0f\u9898\uff0c\u6bcf\u5c0f\u98983\u5206\uff0c\u517130\u5206\uff0c\u5728\u6bcf\u5c0f\u9898\u7ed9\u51fa\u7684\u56db\u4e2a\u9009\u9879\u4e2d\uff0c\u53ea\u6709\u4e00\u9879\u662f\u7b26\u5408\u9898\u76ee\u8981\u6c42\u7684\uff0e
1. B\uff0e

2. C\uff0e

3. A

4. C\uff0e
5. D\uff0e

6. B\uff0e

7. C\uff0e

8. C\uff0e

9. B\uff0e

10. D\uff0e

\u4e8c\u3001\u586b\u7a7a\u9898\uff1a\u672c\u5927\u9898\u517110\u5c0f\u9898\uff0c\u6bcf\u5c0f\u98984\u5206\uff0c\u517140\u5206\uff0c\u628a\u7b54\u6848\u586b\u5199\u5728\u9898\u4e2d\u6a2a\u7ebf\u4e0a\uff0e
11. \u2474 \uff082\uff0c9\uff09\uff1b \uff085\uff0c8\uff09\uff1b \uff085\uff0c5\uff09\uff1b \uff087\uff0c4\uff09\uff1b \uff088\uff0c1\uff09\uff1b
\u2475\u5206\u522b\u4ee3\u8868\u70b9\uff1a \uff0c \uff0c \uff0c \uff0e

12. \uff0e
13. \uff1e\uff0c\uff1c\uff0e

14. 5cm\u62164cm\uff0e

15. \u56db\uff0e

16. \uff0e
17. 180\u00b0\uff0e

18. 15\uff0e

19. 50\u00b0\uff1b95\u00b0\uff1b35\u00b0\uff1b35\u00b0\uff0e

20. \uff0e

\u4e09\u3001\u8fd0\u7b97\u9898\uff1a\u672c\u5927\u9898\u51715\u5c0f\u9898\uff0c\u517130\u5206\uff0c\u89e3\u7b54\u5e94\u5199\u51fa\u5fc5\u8981\u7684\u8ba1\u7b97\u8fc7\u7a0b\u3001\u63a8\u6f14\u6b65\u9aa4\u6216\u6587\u5b57\u8bf4\u660e\uff0e
21.(\u672c\u5c0f\u98986\u5206) \uff0e

22.(\u672c\u5c0f\u98986\u5206) \uff0e
23.(\u672c\u5c0f\u98986\u5206) \u63d0\u793a\uff1a\u7531\u4e09\u5185\u89d2\u6bd4\u4e3a \u5f97\u4e09\u5185\u89d2\u5ea6\u6570\u5206\u522b\u4e3a40\u00b0\uff0c60\u00b0\uff0c80\u00b0\uff0e\u4e0e\u4e4b\u76f8\u90bb\u7684\u4e09\u4e2a\u5916\u89d2\u5ea6\u6570\u5206\u522b\u4e3a140\u00b0\uff0c120\u00b0\uff0c100\u00b0\uff0c\u56e0\u6b64\u5b83\u4eec\u7684\u6bd4\u4e3a \uff0e
24.(\u672c\u5c0f\u98986\u5206) \u6216 \uff0e

25.(\u672c\u5c0f\u98986\u5206) \u89e3\uff1a\u82e5\u4e3a\u4e8c\u5143\u4e00\u6b21\u65b9\u7a0b\uff0c\u5219

\u89e3\u5f97 \uff0c \uff0e

\u56db\u3001\u5e94\u7528\u9898\uff1a\u672c\u5927\u9898\u51715\u5c0f\u9898\uff0c\u517150\u5206\uff0c\u89e3\u7b54\u5e94\u5199\u51fa\u5fc5\u8981\u7684\u8ba1\u7b97\u8fc7\u7a0b\u3001\u63a8\u6f14\u6b65\u9aa4\u6216\u6587\u5b57\u8bf4\u660e\uff0e
26.(\u672c\u5c0f\u989810\u5206) \uff0c \uff0e

27.(\u672c\u5c0f\u989810\u5206) \u2474\u516c\u56ed \uff1b\u6e38\u4e50\u573a \uff1b\u5b66\u6821 \uff0e
\u2475\u90ae\u5c40\u2192\u5ba0\u7269\u5e97\u2192\u59e5\u59e5\u5bb6\u2192\u6d88\u9632\u7ad9\u2192\u6c7d\u8f66\u7ad9\u2192\u5b66\u6821\u2192\u7cd6\u679c\u5e97\uff0e
\u2476\u7565\uff0e
28.(\u672c\u5c0f\u989810\u5206) 30\u4eba\uff0c149\u4ef6\u73a9\u5177\uff1b\u621631\u4eba\uff0c152\u4ef6\u73a9\u5177\uff0e

29.(\u672c\u5c0f\u989810\u5206) \u2474
\u2475


\uff0e
\u6240\u4ee5\u81f3\u5c11\u8981\u6d3e13\u4eba\u52a0\u5de5\u4e59\u79cd\u96f6\u4ef6\uff0e
30.(\u672c\u5c0f\u989810\u5206) \u89e3\uff1a\u8bbe\u7532\uff0c\u4e59\uff0c\u4e19\u5206\u522b\u7528 \u514b\uff0c \u514b\uff0c \u514b

\u89e3\u5f97
\u6240\u4ee5\u7532\u79cd\u6700\u591a\u53ef\u752849\u514b\uff0c\u6700\u5c11\u53ef\u752835\u514b\uff0e

\u6700\u4f73\u7b54\u6848
\u521d\u4e2d\u6570\u5b66\u81ea\u6d4b\u8bd5\u9898

(\u603b\u5206\uff1a 150 \u5206)
\u4eba\u6559\u7248

1. ( 10\u5206)

\u5224\u65ad\uff0c\u6b63\u786e\u7684\u7528\u201cT\u201d\uff0c\u9519\u8bef\u7684\u7528\u201cF\u201d

(1)a\u3001b\u662f\u6709\u7406\u6570\uff0c\u82e5a\uff1eb\uff0c\u5219\uff0e ( )

(2)a\u3001b\u662f\u6709\u7406\u6570\uff0c\u82e5a\uff1eb\uff1e0\uff0c\u5219\uff0e ( )

(3)a\u3001b\u662f\u6709\u7406\u6570\uff0c\u82e5a\uff1eb\uff0ca\uff0bb\uff1e0\uff0c\u5219\uff0e ( )

(4)a\u3001b\u662f\u6709\u7406\u6570\uff0c\u82e5a\uff1cb\uff1c0\uff0c\u5219\uff0e ( )

(5)a\u3001b\u662f\u6709\u7406\u6570\uff0c\u82e5a\uff1cb\uff0ca\uff0bb\uff1c0\uff0c\u5219\uff0e ( )



--------------------------------------------------------------------------------

\u4e8c\u3001\u5355\u9009\u9898\u3002(\u5171 35 \u5206)

2. ( 3\u5206)

\u5df2\u77e5p\uff0dq\uff1e0\uff0c\u4e0b\u9762\u53d9\u8ff0\u4e0d\u6b63\u786e\u7684\u662f

[ ]

A\uff0e\u82e5q=0\uff0c\u5219p\uff1e0
B\uff0e\u82e5q\uff1c0\uff0c\u5219p\u22650

C\uff0e\u82e5p\uff1c0\uff0c\u5219q\uff1e0
D\uff0e\u82e5p=0\uff0c\u5219q\uff1c0






--------------------------------------------------------------------------------

3. ( 4\u5206)

\u7532\u3001\u4e59\u4e8c\u4eba\u8dd1\u6b65\uff0c\u82e5\u8ba9\u4e59\u5148\u8dd110\u7c73\uff0c\u5219\u7532\u8dd15\u79d2\uff0c\u5c31\u8ffd\u4e0a\u4e59\uff1b\u82e5\u7532\u8ba9\u4e59\u5148\u8dd12\u79d2\uff0c\u5219\u8dd14\u79d2\u5c31\u8ffd\u4e0a\u4e59\uff0e\u8bbe\u7532\u3001\u4e59\u4e8c\u4eba\u6bcf\u79d2\u5206\u522b\u8dd1x\u3001y\u7c73\uff0c\u5217\u51fa\u65b9\u7a0b\u7ec4\u4e3a

[ ]

A\uff0e
B\uff0e

C\uff0e
D\uff0e






--------------------------------------------------------------------------------

4. ( 4\u5206)

\u753b\u4e00\u6761\u7ebf\u6bb5\u7684\u5782\u7ebf\uff0c\u5782\u8db3\u5728

[ ]

A\uff0e\u7ebf\u6bb5\u4e0a
B\uff0e\u7ebf\u6bb5\u4e0a\u7684\u7aef\u70b9

C\uff0e\u7ebf\u6bb5\u7684\u5ef6\u957f\u7ebf\u4e0a
D\uff0e\u4ee5\u4e0a\u90fd\u6709\u53ef\u80fd






--------------------------------------------------------------------------------

5. ( 4\u5206)

\u82e5\u4e8c\u5143\u4e00\u6b21\u65b9\u7a0b\u7ec4\u548c\u65b9\u7a0b2x\uff0dmy=1\u6709\u516c\u5171\u89e3\uff0c\u5219m\u7b49\u4e8e

[ ]

A\uff0e\uff0d2
B\uff0e\uff0d1
C\uff0e1
D\uff0e4






--------------------------------------------------------------------------------

6. ( 4\u5206)

\u5982\u56fe\uff0cAB\u2016CD\uff0c\u22202=80\u00b0\uff0c\u5219\u22201\uff0b\u22202\uff0b\u22203\u7684\u5ea6\u6570\u4e3a

[ ]

A\uff0e360\u00b0
B\uff0e180\u00b0
C\uff0e260\u00b0
D\uff0e160\u00b0







--------------------------------------------------------------------------------

7. ( 4\u5206)

\u5df2\u77e5\u4e0e\u662f\u540c\u7c7b\u9879\uff0c\u5219\u4e0e\u7684\u5927\u5c0f\u5173\u7cfb\u4e3a

[ ]

A\uff0e
B\uff0e

C\uff0e
D\uff0e\u4ee5\u4e0a\u7b54\u6848\u5747\u4e0d\u5bf9






--------------------------------------------------------------------------------

8. ( 4\u5206)

\u6709\u4e0b\u5217\u957f\u5ea6\u7684\u4e09\u6761\u7ebf\u6bb5\uff0c\u5176\u4e2d\u80fd\u7ec4\u6210\u4e09\u89d2\u5f62\u7684\u662f

[ ]

A\uff0e1\u339d\uff0c2\u339d\uff0c3\u339d
B\uff0e1\u339d\uff0c4\u339d\uff0c2\u339d

C\uff0e2\u339d\uff0c3\u339d\uff0c4\u339d
D\uff0e6\u339d\uff0c2\u339d\uff0c3\u339d






--------------------------------------------------------------------------------

9. ( 4\u5206)

\u6a2a\u5750\u6807\u4e3a\uff0d2\u7684\u70b9\u4f4d\u4e8e

[ ]

A\uff0e\u4e0ex\u8f74\u5e73\u884c\uff0c\u4e14\u8ddd\u79bb\u4e0ex\u8f74\u4e3a2\u7684\u76f4\u7ebf\u4e0a

B\uff0e\u4e0ey\u8f74\u5e73\u884c\uff0c\u4e14\u4e0ey\u8f74\u8ddd\u79bb\u4e3a2\u7684\u76f4\u7ebf\u4e0a

C\uff0e\u4e0ex\u8f74\u5e73\u884c\uff0c\u4e14\u8fc7(0\uff0c\uff0d2)\u7684\u76f4\u7ebf\u4e0a

D\uff0e\u4e0ey\u8f74\u5e73\u884c\uff0c\u4e14\u8fc7(\uff0d2\uff0c0)\u7684\u76f4\u7ebf\u4e0a



--------------------------------------------------------------------------------

10. ( 4\u5206)

\u4e0b\u5217\u8bf4\u6cd5\u6b63\u786e\u7684\u662f

[ ]

A\uff0e\u7ecf\u8fc7\u4e00\u70b9\u6709\u4e00\u6761\u76f4\u7ebf\u4e0e\u5df2\u77e5\u76f4\u7ebf\u5e73\u884c

B\uff0e\u7ecf\u8fc7\u4e00\u70b9\u6709\u65e0\u6570\u6761\u76f4\u7ebf\u4e0e\u5df2\u77e5\u76f4\u7ebf\u5e73\u884c

C\uff0e\u7ecf\u8fc7\u4e00\u70b9\u6709\u4e14\u53ea\u6709\u4e00\u6761\u76f4\u7ebf\u4e0e\u5df2\u77e5\u76f4\u7ebf\u5e73\u884c

D\uff0e\u7ecf\u8fc7\u76f4\u7ebf\u5916\u4e00\u70b9\u6709\u4e14\u53ea\u6709\u4e00\u6761\u76f4\u7ebf\u4e0e\u5df2\u77e5\u76f4\u7ebf\u5e73\u884c



--------------------------------------------------------------------------------

\u4e09\u3001\u586b\u7a7a\u9898\u3002(\u5171 35 \u5206)

11. ( 3\u5206)

\u5df2\u77e5\uff1a\u5982\u56fe\u6240\u793a\uff0cAB\u2016CD\uff0c\u22201\uff1d110\u00b0\uff0c

\u5219\u22202=_____\u5ea6\uff0c\u22203=______\u5ea6\uff0c\u22204=_______\u5ea6\uff0e





--------------------------------------------------------------------------------

12. ( 4\u5206)

\u4ece\u8003\u5bdf\u5bf9\u8c61\u4e2d\u62bd\u53d6\u4e00\u90e8\u5206\u5bf9\u8c61\u4f5c\u8c03\u67e5\u5206\u6790\u53eb\u505a___________\uff0e



--------------------------------------------------------------------------------

13. ( 4\u5206)

\u4e24\u6761\u5e73\u884c\u7ebf\u88ab\u7b2c\u4e09\u6761\u76f4\u7ebf\u6240\u622a\uff0c\u540c\u65c1\u5185\u89d2\u7684\u6bd4\u4e3a2\u22367\uff0c\u5219\u8fd9\u4e24\u4e2a\u89d2\u7684\u5ea6\u6570\u5206\u522b\u4e3a_______\u00b0\u548c_______\u00b0\uff0e




--------------------------------------------------------------------------------

14. ( 4\u5206)

\u4e0d\u7b49\u5f0f\u7684\u89e3\u96c6\u662f________\uff0e




--------------------------------------------------------------------------------

15. ( 4\u5206)

\u4e0d\u7b49\u5f0f\u7ec4\u7684\u6700\u5c0f\u6574\u6570\u89e3\u4e3a__________\uff0e




--------------------------------------------------------------------------------

16. ( 4\u5206)

\u4e00\u4e2a\u6247\u5f62\u7684\u9762\u79ef\u662f\u5176\u6240\u5728\u5706\u7684\uff0c\u8fd9\u4e2a\u6247\u5f62\u7684\u5706\u5fc3\u89d2\u4e3a________\u00b0\uff0e



--------------------------------------------------------------------------------

17. ( 4\u5206)

\u4e0d\u7b49\u5f0fx\uff1c3\u7684\u6b63\u6574\u6570\u89e3\u6709__________________\u4e2a\uff0e




--------------------------------------------------------------------------------

18. ( 4\u5206)

\u82e5\u65b9\u7a0b\u7ec4\u7684\u89e3\u4e3a\uff0c\u5219a\uff0bb=_____________\uff0e




--------------------------------------------------------------------------------

19. ( 4\u5206)

\u5df2\u77e5\u674e\u7ea2\u6bd4\u738b\u4e3d\u59273\u5c81\uff0c\u53c8\u77e5\u674e\u7ea2\u548c\u738b\u4e3d\u5e74\u9f84\u4e4b\u548c\u5927\u4e8e30\uff0c\u4e14\u5c0f\u4e8e33\uff0c\u90a3\u4e48\u674e\u7ea2\u6709________\u5c81\uff0e



--------------------------------------------------------------------------------

\u56db\u3001\u591a\u9009\u9898\u3002(\u5171 16 \u5206)

20. ( 4\u5206)

\u82e5|x|\uff0b|y|=|x\uff0by|\uff0c\u5219x\u4e0ey\u5173\u7cfb\u4e3a

\u3014 \u3015

A\uff0e\u540c\u53f7
B\uff0ex\u3001y\u4e2d\u81f3\u5c11\u6709\u4e00\u4e2a\u4e3a\u96f6

C\uff0e\u5f02\u53f7
D\uff0e\u4e0d\u80fd\u786e\u5b9a






--------------------------------------------------------------------------------

21. ( 4\u5206)

\u4e0b\u5217\u65b9\u7a0b\u7ec4\u4e2d\uff0c\u662f\u4e8c\u5143\u4e00\u6b21\u65b9\u7a0b\u7ec4\u7684\u662f________(\u586b\u5165\u7f16\u53f7)

A
B

C
D






--------------------------------------------------------------------------------

22. ( 4\u5206)

\u4e0b\u5217\u5404\u7ec4\u6570\u5206\u522b\u8868\u793a\u4e09\u6761\u7ebf\u6bb5\u7684\u957f\u5ea6\uff0c\u8bd5\u5224\u65ad\u4ee5\u5b83\u4eec\u4e3a\u8fb9\u662f\u5426\u80fd\u7ec4\u6210\u4e09\u89d2\u5f62\uff1f\u7b54\u6848\u662f

A.2\uff0c4\uff0c6

B.3x\uff0c5x\uff0c7x\uff1b

C.\u4e09\u6761\u7ebf\u6bb5\u7684\u6bd4\u4e3a4\u22367\u22366\uff0e




--------------------------------------------------------------------------------

23. ( 4\u5206)

\u4e0b\u9762\u6bcf\u7ec4\u6570\u5206\u522b\u662f\u4e09\u6839\u5c0f\u6728\u68d2\u7684\u957f\u5ea6\uff0c \u80fd\u6446\u6210\u4e09\u89d2\u5f62

A.3cm\uff0c4cm\uff0c5cm\uff1b
B.8cm\uff0c7cm\uff0c15cm\uff1b

C.13cm\uff0c12cm\uff0c20cm\uff1b
D.5cm\uff0c5cm\uff0c11cm\uff0e






--------------------------------------------------------------------------------

\u4e94\u3001\u4e3b\u89c2\u9898\u3002(\u5171 54 \u5206)

24. ( 6\u5206)

\u5982\u56fe\uff0c\u5df2\u77e5\u76f4\u7ebfAB\u548c\u76f4\u7ebf\u5916\u7684\u4e00\u70b9P\uff0c

(1)\u4efb\u610f\u753b\u4e00\u6761\u4e0d\u8fc7\u70b9P\u7684AB\u7684\u5e73\u884c\u7ebf\uff1b

(2)\u8fc7\u70b9P\u753bAB\u7684\u5e73\u884c\u7ebf\uff0c\u5e76\u8bf4\u660e\u80fd\u753b\u51e0\u6761\uff0e





--------------------------------------------------------------------------------

25. ( 6\u5206)

\u5982\u56fe\uff0c\u5728\u68af\u5f62ABCD\u4e2d\uff0cBC\u2016AD\uff0cAB=BC=CD=2\uff0cAD=4\uff0e\u5df2\u77e5\u70b9A\u7684\u5750\u6807\u4e3a(\uff0d2\uff0c0)\uff0e\u8bd5\u6c42\u68af\u5f62ABCD\u7684\u5176\u4ed63\u4e2a\u9876\u70b9\u7684\u5750\u6807\uff0e





--------------------------------------------------------------------------------

26. ( 6\u5206)

\u5df2\u77e5\u5728\u76f4\u89d2\u5750\u6807\u7cfb\u4e2d\uff0cA\uff0cB\uff0cC\uff0cD\u56db\u70b9\u7684\u5750\u6807\u5206\u522b\u662f(\uff0d4\uff0c0)\uff0c(0\uff0c\uff0d4)\uff0c(4\uff0c0)\uff0c(0\uff0c4)\uff0e\u82e5\u5c06A\uff0cB\uff0cC\uff0cD\u7684\u7eb5\u3001\u6a2a\u5750\u6807\u5206\u522b\u9664\u4ee52\uff0c\u5f97\uff0c\uff0c\uff0c\u56db\u70b9\u7684\u5750\u6807\uff0e\u5728\u5982\u56fe\u76f4\u89d2\u5750\u6807\u7cfb\u4e2d\u6807\u51faA\uff0cB\uff0cC\uff0cD\u548c\uff0c\uff0c\uff0c\u5404\u70b9\u7684\u4f4d\u7f6e\uff0c\u5224\u65ad\u56db\u8fb9\u5f62ABCD\u4e0e\u56db\u8fb9\u5f62\uff0c\uff0c\uff0c\u4e4b\u95f4\u53ef\u4ee5\u770b\u6210\u4e00\u4e2a\u4ec0\u4e48\u53d8\u6362\uff0e





--------------------------------------------------------------------------------

27. ( 8\u5206)

\u7ed9\u4f60\u6240\u5c45\u4f4f\u7684\u5e02\u533a\u6216\u6751\u5e84\u753b\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u610f\u56fe\uff0c\u53ef\u4ee5\u5217\u51fa\u4e00\u4e9b\u4f60\u5e38\u53bb\u7684\u5730\u65b9\uff0c\u6bd4\u5982\u5b66\u6821\u3001\u5bb6\u3001\u7535\u5f71\u9662\u7b49.\u7136\u540e\u7528\u89d2\u5ea6\u548c\u8ddd\u79bb\u6765\u8868\u793a\u4f60\u5bb6\u76f8\u5bf9\u4e8e\u5b66\u6821\u7684\u4f4d\u7f6e.



--------------------------------------------------------------------------------

28. ( 10\u5206)

\u5728\u5982\u56fe\u76f4\u89d2\u5750\u6807\u7cfb\u4e2d\u63cf\u51fa\u4e0b\u5217\u70b9\uff1a

A(1\uff0c1)\uff0cB(5\uff0c1)\uff0cC(3\uff0c3)\uff0cD(\uff0d3\uff0c3)\uff0cE(1\uff0c\uff0d2)\uff0cF(1\uff0c4)\uff0cG(3\uff0c2)\uff0cH(3\uff0c\uff0d2)\uff0cI(\uff0d1\uff0c\uff0d1)\uff0cJ(\uff0d1\uff0c1)\uff0e

\u8fde\u7ed3AB\uff0cCD\uff0cEF\uff0cGH\uff0cIJ\uff0c\u627e\u51fa\u5b83\u4eec\u4e2d\u70b9\u7684\u5750\u6807\uff0e\u5c06\u4e0a\u8ff0\u4e2d\u70b9\u7684\u6a2a\u5750\u6807\u548c\u7eb5\u5750\u6807\u5206\u522b\u4e0e\u5bf9\u5e94\u7ebf\u6bb5\u7684\u4e24\u4e2a\u7aef\u70b9\u7684\u6a2a\u5750\u6807\u548c\u7eb5\u5750\u6807\u8fdb\u884c\u6bd4\u8f83\uff0c\u4f60\u53d1\u73b0\u5b83\u4eec\u4e4b\u95f4\u6709\u4ec0\u4e48\u5173\u7cfb\uff1f\u5199\u51fa\u4f60\u7684\u53d1\u73b0\uff0c\u5e76\u4e0e\u5176\u4ed6\u540c\u5b66\u4ea4\u6d41\uff0e





--------------------------------------------------------------------------------

29. ( 12\u5206)

\u4e0b\u8868\u662f\u67d0\u4e2d\u5b66\u5bf9\u672c\u6821\u516b\u5e74\u7ea7\u5973\u751f\u8eab\u9ad8\u60c5\u51b5\u8fdb\u884c\u62bd\u6d4b\u540e\u6240\u5f97\u7684\u90e8\u5206\u8d44\u6599(\u8eab\u9ad8\u5355\u4f4d\uff1acm\uff0c\u6d4b\u91cf\u65f6\u7cbe\u786e\u52301cm)\uff0e\u5df2\u77e5\u8eab\u9ad8\u5728151cm(\u542b151cm)\u4ee5\u4e0b\u7684\u88ab\u6d4b\u5973\u751f\u51713\u4eba\uff0e

(1)\u6839\u636e\u5df2\u77e5\u6761\u4ef6\u5b8c\u6210\u9891\u6570\u5206\u5e03\u8868\uff1b

(2)\u6c42\u8eab\u9ad8\u5728161cm(\u542b161cm)\u4ee5\u4e0a\u7684\u88ab\u6d4b\u5973\u751f\u6570\uff1b

(3)\u88ab\u6d4b\u5973\u751f\u8eab\u9ad8\u7684\u4e2d\u4f4d\u6570\u843d\u5728\u54ea\u4e2a\u5c0f\u7ec4\u5185?

(4)\u753b\u51fa\u9891\u6570\u5206\u5e03\u76f4\u65b9\u56fe\uff0e





--------------------------------------------------------------------------------













\u4e00\u3001\u5224\u65ad\u9898\u3002(\u5171 10 \u5206)

1. ( 10\u5206) F;T;T;T;T

\u4e8c\u3001\u5355\u9009\u9898\u3002(\u5171 35 \u5206)

2. ( 3\u5206) C

3. ( 4\u5206) C

4. ( 4\u5206) D

5. ( 4\u5206) C

6. ( 4\u5206) D

7. ( 4\u5206) \u7b54\u6848\uff1aB

\u7ed3\u5408\u540c\u7c7b\u9879\u7684\u610f\u4e49\uff0c\u6b63\u786e\u5217\u51fa\u65b9\u7a0b\u7ec4

\uff0c\u53ef\u6c42\u5f97\uff0c\u56e0\u800c\uff0e\uff0e

\u6240\u4ee5\uff0e\u6b63\u786e\u7b54\u6848\u4e3aB\uff0e


8. ( 4\u5206) C

9. ( 4\u5206) D

10. ( 4\u5206) D

\u4e09\u3001\u586b\u7a7a\u9898\u3002(\u5171 35 \u5206)

11. ( 3\u5206) 110,70,70

12. ( 4\u5206) \u62bd\u6837

13. ( 4\u5206) \u7b54\u6848\uff1a40,140\u6216140,40

40\u00b0,140\u00b0


14. ( 4\u5206) \u7b54\u6848\uff1ax<-2

x\uff1c\uff0d2


15. ( 4\u5206) 0

16. ( 4\u5206) \u7b54\u6848\uff1a72

360\u00b0\u00d7=72\u00b0\uff0e


17. ( 4\u5206) 2

18. ( 4\u5206) 3

19. ( 4\u5206) 17

\u56db\u3001\u591a\u9009\u9898\u3002(\u5171 16 \u5206)

20. ( 4\u5206) AB

21. ( 4\u5206) \u7b54\u6848\uff1aBC




22. ( 4\u5206) \u7b54\u6848\uff1aBC

A.\u56e0\u4e3a2\uff0b4=6\uff0c\u6240\u4ee5\u75312\uff0c4\uff0c6\u4e3a\u8fb9\u7684\u4e09\u6761\u7ebf\u6bb5\u4e0d\u80fd\u6784\u6210\u4e09\u89d2\u5f62\uff0e

B.\u56e0\u4e3a3x\uff0b5x\uff1e7x\uff0c\u6240\u4ee5\u75313x\uff0c5x\uff0c7x\u4e3a\u8fb9\u7684\u4e09\u6761\u7ebf\u6bb5\u80fd\u6784\u6210\u4e09\u89d2\u5f62\uff0e

C.\u56e0\u4e3a\u4e09\u6761\u7ebf\u6bb5\u7684\u6bd4\u4e3a4\u22367\u22366\uff0c\u6240\u4ee5\u53ef\u8bbe\u4e00\u6761\u7ebf\u6bb5\u957f\u4e3a4x\uff0c\u5219\u53e6\u5916\u4e24\u6761\u7ebf\u6bb5\u957f\u5206\u522b\u4e3a7x\uff0c6x\uff0c\u56e0\u4e3a4x\uff0b6x\uff1e7x\uff0c\u6240\u4ee5\u75314x\uff0c6x\uff0c7x\u4e3a\u8fb9\u7684\u4e09\u6761\u7ebf\u6bb5\u80fd\u6784\u6210\u4e09\u89d2\u5f62\uff0c\u6240\u4ee5\u6bd4\u4e3a4\u22367\u22366\u7684\u4e09\u6761\u7ebf\u6bb5\u80fd\u6784\u6210\u4e09\u89d2\u5f62\uff0e


23. ( 4\u5206) \u7b54\u6848\uff1aAC

A.\u56e0\u4e3a3\uff0b4\uff1e5\uff0c\u6240\u4ee53cm\uff0c4cm\uff0c5cm\u80fd\u6446\u6210\u4e09\u89d2\u5f62\uff0e

B.\u56e0\u4e3a8\uff0b7=15\uff0c\u6240\u4ee58cm\uff0c7cm\uff0c15cm\u4e0d\u80fd\u6446\u6210\u4e09\u89d2\u5f62\uff0e

C.\u56e0\u4e3a13\uff0b12\uff1e20\uff0c\u6240\u4ee513cm\uff0c12cm\uff0c20cm\uff0c\u80fd\u6446\u6210\u4e09\u89d2\u5f62\uff0e

D.\u56e0\u4e3a5\uff0b5\uff1c11\uff0c\u6240\u4ee55cm\uff0c5cm\uff0c11cm\u4e0d\u80fd\u6446\u6210\u4e09\u89d2\u5f62\uff0e


\u4e94\u3001\u4e3b\u89c2\u9898\u3002(\u5171 54 \u5206)

24. ( 6\u5206) \u7b54\u6848\uff1a

\u7565;\u4e00\u6761


25. ( 6\u5206) \u7b54\u6848\uff1a

B(\uff0d1\uff0c)\uff0cC(1\uff0c)\uff0cD(2\uff0c0)


26. ( 6\u5206) \u7b54\u6848\uff1a

(\uff0d2\uff0c0)\uff0c(0\uff0c\uff0d2)\uff0c(2\uff0c0)\uff0c(0\uff0c2)\uff1b\u662f\u4e00\u4e2a\u76f8\u4f3c\u53d8\u6362


27. ( 8\u5206) \u7565

28. ( 10\u5206) \u7b54\u6848\uff1a

\u82e5P(\uff0c)\uff0cQ(\uff0c)\uff0c\u5219PQ\u4e2d\u70b9\u7684\u5750\u6807\u4e3a(\uff0c)


29. ( 12\u5206) \u7b54\u6848\uff1a

(1)\u9891\u6570\u5206\u5e03\u5982\u4e0b\u8868\uff1a



(2)22

(3)157.5\uff5e160.5

(4)\u9891\u6570\u5206\u5e03\u76f4\u65b9\u56fe\u5982\u4e0b\uff1a

七年级数学 下学期期末考前模拟试卷(一)
【本讲教育信息】
一. 教学内容:
考前模拟
【典型例题】
一. 填空题(每空2分,共32分)
1. __________________
答:
2. ______________ =_________________
答:
3. 已知 _____________, ____________
答:
4. 已知 那么 _______________。
答:6
5. 把30.26°化成度、分、秒为________________; 化成以度为单位___________。
答: ;
6. 若 是关于x, 的二元一次方程,则a=_______,b=__________。
答:
7. 延长线段AB到C,使AC的长是AB的4倍,则AB与BC的长度的比是_________。
答:1:3
8. 由 ,用x表示y,得y=______________,y表示x,得x=________。
答:
9. 若 ______________,n=__________
答:2;1
10. 已知: , ,……根据前面的式子得出的规律,可猜测得到 __________。
答:
二. 选择题(每小题3分,共30分)
1. 人类的遗传物质是DNA,人类的DNA是很长的链,最短的22号染色体也长达30000000个核苷酸,30000000用科学记数法表示为( )
A. B.
C. D.
答:B
2. 下列运算正确的是( )
A. B.
C. D.
答:C
3. 已知
A. 1 B. C. D.
答:D
4. 设 ,则A=( )
A. B. C. D.
答:A
5. 已知 ( )
A. 25 B. C. D.
答:C
6. 在图中,直线AB、CD相交于点O, , ,则 的度数为( )
A. 40° B. 45° C. 30° D. 35°

答:D
7. 当 时多项式 的值为8,则当x=3时,它的值为( )
A. B. C. D. 24
答:C
8. 如图所示,AB//CD,给出下列几个结论:
(1)
(2)
(3)
(4)
其中正确的结论有( )
A. 1个 B. 2个 C. 3个 D. 4个

答:D
9. 设方程组 的解是 ,那么a,b的值分别为( )
A. B.
C. D.
答:A
10. 下列说法正确的是( )
A. 过一点有且只有一条直线与已知直线平行
B. 两直线被第三条直线所截,同旁内角互补
C. 不相交的两条直线叫平行线
D. 邻补角的平分线互相垂直
答:D

三. 解答题(每题5分,共10分)
1.
原式=3
2. 先化简,再求值

原式=

四. 几何推理(8分)
看图填空:

(1)
_________//____________( )
(2)
_________//____________( )
(3)

答:(1)AB//CD(内错角相等,两直线平行)
(2)AC//BD(同位角相等,两直线平行)
(3) (同旁内角互补,两直线平行)

五. 应用题(10分)
把若干个苹果分给几只猴子,若每只猴分3个,则余8个,每只猴分5个,则最后的一只猴分得的数不足5个,问共有多少只猴子?多少个苹果?
解:设共有x只猴子,则有 个苹果,
依题意得

答:共有5只猴子23个苹果或共有6只猴子26个苹果。

六. 已知:如图所示,AB//CD,EF平分 ,GF交AB于M, ,求 的度数(10分)

解:

答: 。

【模拟试题】(答题时间:80分钟)
一. 填空题
1. 若 的解,则k=_____________,m=____________。
2. 用科学记数法表示下式计算结果 ______________。
3. 如图所示,与 C构成同旁内角的有_______________个。

4. 如图所示,已知直线a//b,被直线L所截,如果 ,那么 2=________度_______________分。

5. 若 ,则 ______________。
6. 如图所示,点B在点A的南偏东________________°的方向。

7. 。
8.
9. ____________。
10. ,则 =____________。

二. 选择题(在每小题给出的四个选项中,有且只有一项是符合题目要求的)
1. 下列四个解中是方程组 的解是( )
A. B.
C. D.
2. 若a>b,则下列各式中,不能成立的是( )
A.
B.
C.
D.
3. 下列命题中是真命题的有( )
(1)不相交的两条直线叫平行线;
(2)过一点有且只有一条直线与已知直线平行;
(3)两条直线被第三条直线所截,同位角相等;
(4)垂直于同一直线的两直线平行;
(5)两条直线相交,如果对顶角互补,那么这两条直线互相垂直。
A. 1个 B. 2个 C. 3个 D. 4个
4. 下面计算中,正确的有( )
(1)
(2) ;
(3) ;
(4) ;
(5)
(6) ;
(7) ;
(8)
A. 2个 B. 3个 C. 4个 D. 5个
5. 结合图形,在下列四个推断中正确的是( )
A.

B.

C.

D.

6. 下列作图语句正确的是( )
A. 延长线段AB到C,使AB=BC;
B. 延长射线AB;
C. 过点A作AB//CD//EF;
D. 作 AOB的平分线OC。
7. 下列式子中不成立的有( )
(1)
(2)
(3) ;
(4)
(5)
A. 1个 B. 2个 C. 3个 D. 4个
8. 已知线段AB,延长AB到C,使BC=2AB,又延长BA到D,使 ,那么( )
A.
B.
C.
D.

三. 计算下列各题
1. ________________;
2. _______________;
3. ________________;
4. ______________;
5. _______________;
6. ____________________________;
7. _____________________________;

四. 解答题:
1. 解下列不等式组
2. 已知:如图所示,AB//CD,BC//DE。求证:

证明:

3. 某单位职工在植树节时去植树,甲、乙、丙三个小组共植树50株,乙组植树的株数是甲、丙两组的和的 ,甲组植树的株树恰是乙组与丙组的和,问每组各植树多少株?
4. 把一堆苹果分给几个孩子,如果每人分3个,则余8个;如果前面每人分5个,则最后一人得到的苹果数不足3个,求小孩的人数和苹果的个数。
5. 已知如图所示, ,试判断AD与BC的位置关系,并证明你的结论。

6. 已知: ,求: 的值。

【试题答案】
一. 填空题
1. 2,3 2.
3. 3 4. 69;36
5. 20°或120° 6. 55°
7. 8.
9. 10. 9

二. 选择题
1. C 2. B 3. B 4. B
5. D 6. D 7. B 8. A

三. 计算下列各题
1.
2.
3.
4.
5.
6.
7. 1

四. 解答题
1.
2. 略
3. 甲25株、乙10株、丙15株
4. 6个小孩,26个苹果
5. 结论AD//BC
证明:

6. 解:由已知可得:

  • 鍒濅竴鏁板涓嬪唽鏈熸湯璇曢鍙婄瓟妗澶у叏
    绛旓細鈭粹垹AEC=15 鈥4鍒 鈭粹垹AOC=45 鈥8鍒 24.姣忓皬棰2鍒(1) 40鍚 (2) 8鍚 (3)姝ヨ20%銆侀獞杞30% (4)500脳20%=100(鍚) 25.瑙:璁捐繖浣嶅悓瀛︾瓟瀵箈閬撻銆 鈥︹1鍒 鏍规嵁棰樻剰寰:4x-(25-1-x)鈮80 鈥︹4鍒 瑙 寰梮鈮 ,涓嶇瓑寮忕殑鏈灏忔暣鏁拌В鏄21,鈥7鍒 鎵浠ヨ繖浣嶅悓瀛﹁嚦灏戣绛斿21棰樸傗8鍒 26. (...
  • 涓冨勾绾ф暟瀛︿笅鏈熸湯璇曞嵎闄勭瓟妗?
    绛旓細2鑻ョ偣Q浠モ憽涓殑杩愬姩閫熷害浠庣偣C鍑哄彂锛岀偣P浠ュ師鏉ョ殑杩愬姩閫熷害浠庣偣B鍚屾椂鍑哄彂锛岄兘閫嗘椂閽堟部鈻矨BC涓夎竟杩愬姩锛屾眰缁忚繃澶氶暱鏃堕棿鐐筆涓庣偣Q绗竴娆″湪鈻矨BC鐨勫摢鏉¤竟涓婄浉閬?涓冨勾绾ф暟瀛︿笅鏈熸湯璇曞嵎鍙傝绛旀 涓銆侀夋嫨棰樻瘡灏忛2鍒,鍏24鍒 1.B 2.C 3.D 4.C 5.A 6.D 7.A 8.B 9.C 10.A 11.B 12.C ...
  • 涓冨勾绾ф暟瀛︿笅鍐屾湡鏈祴璇曢甯︾瓟妗
    绛旓細21.鏌愪腑瀛︿竷骞寸骇鍏辨湁12涓彮,姣忕彮48鍚嶅鐢,璇ユ牎鍦2015骞存槬瀛︽湡鏈熶腑鑰冭瘯缁撴潫鍚,鎯充簡瑙涓冨勾绾ф暟瀛鑰冭瘯鎯呭喌,瀵规湡涓冭瘯鏁板鎴愮哗杩涜鎶芥牱鍒嗘瀽. (1)鑻ヨ浠庡叏骞寸骇瀛︾敓涓娊鍙栦竴涓48浜虹殑鏍锋湰,浣犺涓轰互涓嬫娊鏍锋柟娉:鈶犻殢鏈烘娊鍙栦竴涓彮绾х殑48鍚嶅鐢;鈶″湪鍏ㄥ勾绾у鐢熶腑闅忔満鎶藉彇48鍚嶅鐢;鈶㈠湪鍏ㄥ勾绾12涓彮涓垎鍒悇闅忔満鎶藉彇4鍚...
  • 涓冨勾绾ф暟瀛︿笅鍐屾湡鏈璇曞嵎鍙婄瓟妗
    绛旓細濡傚浘锛岀偣A銆丅銆丏銆丒鍦ㄥ悓涓鐩寸嚎涓婏紝AD=EB锛孊C鈭F锛∠C=∠F.姹傝瘉锛欰C=EF.寰楀垎 璇勫嵎浜 22. (鏈皬棰樻弧鍒8鍒)鏌愬叕鍙镐粖骞1鏈堜唤璋冩暣浜嗚亴宸ョ殑鏈堝伐璧勫垎閰嶆柟妗堬紝璋冩暣鍚庢湀宸ヨ祫鐢卞熀鏈繚闅滃伐璧勫拰璁′欢濂栧姳宸ヨ祫涓ら儴鍒嗙粍鎴(璁′欢濂栧姳宸ヨ祫=閿鍞瘡浠剁殑濂栧姳閲戦×閿鍞殑浠舵暟).涓嬭〃鏄敳銆佷箼涓や綅鑱屽伐...
  • 涓冨勾绾ф暟瀛︿笅鍐屾湡鏈璇曞嵎鍙婄瓟妗
    绛旓細涓冨勾绾т笅鍐屾暟瀛﹁瘯棰 鍙叉椽鏂 涓.閫夋嫨棰(姣忓皬棰3鍒,鍏30鍒) 1.澶氶」寮3x2y+2y-1鐨勬鏁版槸( ) A銆1娆 B銆2娆 C銆3娆 D銆4娆 2.妫遍暱涓篴鐨勬鏂瑰舰浣撶Н涓篴3,灏嗗叾妫遍暱鎵╁ぇ涓哄師鏉ョ殑2鍊,鍒欎綋绉负( ) A銆2a3 B銆8a3 C銆16 a3 D銆 a3 3.2000骞翠腑鍥界浜旀浜哄彛鏅煡璧勬枡琛ㄦ槑,鎴戝浗浜哄彛鎬绘暟涓1295330000浜,...
  • 涓冨勾绾т笅鍐屾暟瀛︽湡鏈璇曞嵎鍙婄瓟妗
    绛旓細涓冨勾绾т笅鍐屾暟瀛︽湡鏈璇曞嵎鍙傝绛旀 涓銆侀夋嫨棰(鍏12灏忛,姣忓皬棰3鍒,婊″垎36鍒) 1.1鐨勫钩鏂规牴鏄( ) A.0 B.1 C.卤1 D.锕1 銆愬垎鏋愩戞牴鎹钩鏂规牴鐨勫畾涔,姹傛暟a鐨勫钩鏂规牴,涔熷氨鏄眰涓涓暟x,浣垮緱x2=a,鍒檟灏辨槸a鐨勫钩鏂规牴,鐢辨鍗冲彲瑙e喅闂. 銆愯В绛斻戣В:鈭(卤1)2=1, 鈭1鐨勫钩鏂规牴鏄1. 鏁呴:C. 銆愮偣...
  • 涓冨勾绾т笅鍐屾暟瀛︽湡鏈鑰冭瘯鍗疯В绛
    绛旓細杩欑瘒鍏充簬涓冨勾绾т笅鍐屾暟瀛︽湡鏈鑰冭瘯鍗疯В绛,鏄棤 鐗瑰湴涓哄ぇ瀹舵暣鐞嗙殑,甯屾湜瀵瑰ぇ瀹舵湁鎵甯姪! 涓銆侀夋嫨棰(姣忓皬棰2鍒,鍏16鍒) 1.瑕佽皟鏌ヤ笅鍒楅棶棰,浣犺涓哄摢浜涢傚悎鎶芥牱璋冩煡( 鈻 ) 鈶犲競鍦轰笂鏌愮椋熷搧鐨勬煇绉嶆坊鍔犲墏鐨勫惈閲忔槸鍚︾鍚堝浗瀹舵爣鍑 鈶¤皟鏌ユ煇鍗曚綅鎵鏈変汉鍛樼殑骞存敹鍏 鈶㈡娴嬫煇鍦板尯绌烘皵鐨勮川閲 鈶h皟鏌ヤ綘鎵鍦ㄥ鏍″鐢熶竴澶╃殑瀛︿範...
  • 浜烘暀鐗涓冨勾绾ф暟瀛︽湡鏈鑰冭瘯
    绛旓細浜烘暀鐗涓冨勾绾ф暟瀛︿笅鍐屾湡鏈鑰冭瘯鍙傝绛旀 涓銆侀夋嫨棰橈細 1. C 2.D . 3.A 4.D 5.D 6 .A 7.C 8..B 9.A 10. B 浜屻佸~绌洪锛 11.+1銆—1 12.4 13. 12 cm 14.74O 涓夈佽В绛旈 17銆佽В锛氬師寮=4 —12 +9 + ...1鍒 =3 —12 +9 = ……...
  • 涓冨勾绾т笅鍐屾暟瀛︽湡鏈璇曞嵎鍙婄瓟妗瑙f瀽
    绛旓細涓冦(鏈12鍒)25.寮犲崕涓婂崍8鐐归獞鑷杞﹀鍑哄姙浜,濡傚浘琛ㄧず浠栫瀹剁殑璺濈S(鍗冪背)涓庢墍鐢ㄦ椂闂 (灏忔椂)涔嬮棿鐨勫嚱鏁板浘璞.鏍规嵁杩欎釜鍥捐薄鍥炵瓟涓嬪垪闂:(1)寮犲崕浣曟椂浼戞伅?浼戞伅浜嗗灏戞椂闂?杩欐椂绂诲澶氳繙?(2)浠栦綍鏃跺埌杈剧洰鐨勫湴?鍦ㄩ偅閲岄楃暀浜嗗闀挎椂闂?鐩殑鍦扮瀹跺杩?(3)浠栦綍鏃惰繑鍥?浣曟椂鍒板?杩斿洖鐨勫钩鍧囬熷害鏄灏?鍏...
  • 涓冨勾绾т笅鍐屾湡鏈鑰冭瘯鏁板棰樺強绛旀瑙f瀽(3)
    绛旓細鏁绛旀涓:(0,2)銆(1,1)銆(2,0);3,(0,3)銆(1,2)銆(2,1)銆(3,0),4;13;13;(m+n). 鐐硅瘎: 姝ら涓昏鑰冩煡浜嗙偣鐨勫彉鍖栬寰,瑙e喅鏈鐨勫叧閿槸鎺屾彙鎵缁欑殑鏂规硶,寰楀埌鐩稿簲鐨勫彲鑳界殑鏁存暟鐐圭殑鍧愭爣. 25.(8鍒)涓轰簡搴嗙鈥滀竷涓鈥濆厷鐨勭敓鏃,鑲叉柊琛楅亾鍔炰簨澶勮鍒朵綔涓鎵瑰浼犳潗鏂,钃濆ぉ骞垮憡鍏徃鎶ヤ环:姣忎唤鏉愭枡鏀惰垂20...
  • 本站交流只代表网友个人观点,与本站立场无关
    欢迎反馈与建议,请联系电邮
    2024© 车视网