（每题各6分,共12分）（1）如图所示，经过平移，△ABC的顶点B移到了点E，作出平移后的三角形。 （2）用 如图，△ABC经过平移后，顶点A平移到了A / （-1，3）...
\u5982\u56fe\u6240\u793a\u4e2d,\u7ecf\u8fc7\u5e73\u79fb\u4f7f\u25b3ABC\u7684\u9876\u70b9A\u5e73\u79fb\u5230\u9876\u70b9C\u5904,\u4f5c\u51fa\u5e73\u79fb\u540e\u7684\u4e09\u89d2\u5f62,\u4f60\u80fd\u505a\u51fa\u51e0\u79cd\u5148\u7b97ABC\u7684\u9762\u79ef\uff0c\u628aAB\u505a\u5e95\u7b49\u4e8e6\uff0c\u9ad8\u4e3aC\u5230AB\u7684\u8ddd\u79bb\u7b49\u4e8e5\uff0c\u6240\u4ee5ABC\u7b49\u4e8e6x5/2=15\uff0c\u56e0\u4e3a\u53ea\u662f\u4f4d\u7f6e\u79fb\u52a8\uff0c\u6240\u4ee5\u9762\u79ef\u4e0d\u53d8\uff0c\u5373A'B'C'\u9762\u79ef\u7b49\u4e8e15.
A'\uff080\uff0c8\uff09B'\uff08-3,\uff0c5\uff09C'\uff085\uff0c5\uff09 \u6a2a\u5750\u6807+3\uff0c\u7eb5\u5750\u6807-5\uff0c
\u6309\u7167\u8fd9\u4e2a\u5e73\u79fb
B(-2+3,3-5)
B(1,-2)
C(5\uff0c-6)
9.5 \u8bd5\u9898\u5206\u6790\uff1a\uff081\uff09\u4f9d\u9898\u610f\u77e5\uff0cA\uff082\uff0c2\uff09\uff0cB\uff08-2\uff0c-1\uff09\uff0cC\uff083\uff0c-2\uff09\uff1b\u5982\u56fe\u6240\u793a\uff1a \uff1b\uff082\uff094\u00d75- \u00d73\u00d74- \u00d71\u00d75- \u00d71\u00d74=9.5\uff0e\u70b9\u8bc4\uff1a\u672c\u9898\u96be\u5ea6\u8f83\u4f4e\uff0c\u4e3b\u8981\u8003\u67e5\u5b66\u751f\u5bf9\u56fe\u50cf\u5e73\u79fb\u77e5\u8bc6\u70b9\u7684\u638c\u63e1\uff0c\u89e3\u51b3\u51e0\u4f55\u9762\u79ef\u7efc\u5408\u95ee\u9898\u7684\u80fd\u529b\u3002
| （1） （2） 绛旓細(浜)璁＄畻棰:姣忓皬棰6鍒,鍏12鍒 23.灏忔潕寮杞︽椂鐪嬪埌濡傚浘鐢叉墍绀虹殑浜ら氭爣蹇楃墝,姝ゆ椂姹借溅鍐呯殑閫熷害璁″鍥句箼鎵绀恒 (1)浣犺兘浠庝氦閫氭爣蹇楃墝涓婁簡瑙摢浜涗俊鎭? (2)鑻ュ皬鏉庢鏃舵苯杞︾殑閫熷害澶у皬濡傚浘涔欓熷害璁℃墍绀,姹借溅姝ゆ椂鏄惁瓒呴?鑻ヤ互杩欐牱鐨勮溅閫熻椹,鍐嶇粡杩囧闀挎椂闂磋兘鍒拌揪棣欏北鍑哄彛? (3)鍦ㄩ伒瀹堜氦閫氳鍒欑殑鍓嶆彁涓,姝ゆ苯杞﹀埌棣欏北鍑哄彛... 绛旓細涓夈佽В鏂圭▼(姣忛5鍒,璁10鍒 ) 18. 19 鍥.瑙ｇ瓟涓嬪垪鍚勯(21-23姣忛4鍒,24棰6鍒,璁18鍒 ) 20.鍦ㄦ柟鏍肩焊涓,浠ョ偣鍒掔嚎涓哄绉拌酱,鐢诲嚭鍥惧舰鐨勫彟涓鍗 銆 21.鍦ㄨ竟闀夸负1鐨勬鏂瑰舰鏂规牸绾镐腑,灏嗕笁瑙掑舰鍚戝彸骞崇Щ4鏍 22.鍦ㄥ浘涓6涓鏂瑰舰涓,鍒嗗埆濉叆1銆2銆3銆-1銆-2銆-3,浣垮睍寮鍥炬部铏氱嚎鎶樺彔鎴愭鏂瑰舰鍚,鐩稿... 绛旓細鍏銆佽В鍐抽棶棰樸(1銆2銆3銆4棰姣忛4鍒,绗5棰5鍒,鍏21鍒) 1.鈥滃叚涓鈥 鍎跨鑺,瀛︽牎鍑嗗涔扮鐞冨拰鎺掔悆鍚50涓,涓鍏辫鐢ㄥ灏戦挶? 2. 灏忔槑鐨勭埜鐖稿噯澶囧幓鏃呮父,浠栨嬁50鍏冮挶涔颁簡涓涓按澹跺拰涓鎶婁紴,杩樺墿澶氬皯閽? 3.鐩涗笘浣冲拰瓒呭競璐繘12绠卞効绔ョ墮鑶,姣忕25鐩,姣忕洅鍗4鍏冮挶銆傝繖浜涘効绔ョ墮鑶忎竴鍏卞彲浠ュ崠澶氬皯閽? 4.灏忓叞... 绛旓細1.2.3.4.涓冨勾绾х涓瀛︽湡鏈熶腑鑰冭瘯鏁板璇曞嵎 绗3椤 (鍏6椤)寰楀垎 璇勫嵎浜 鍥.鍋氫竴鍋,鐩镐俊浣犱竴瀹氳兘澶熷畬鎴! (姣灏棰6鍒嗗叡12鍒)1. 鍦ㄦ暟杞翠笂琛ㄧず涓嬪垪鍚勬暟锛屽苟鎶婅繖浜涙暟鎸変粠灏忓埌澶ч『搴忚繘琛屾帓鍒楋紝鐢ㄢ滐紲鈥濊繛鎺ワ細蟺锛4锛岋紞3.5锛0 ,-1 2.濡傚浘锛岃繖鏄竴涓敱灏忕珛鏂瑰潡濉旀垚鐨勫嚑浣曚綋鐨勪刊瑙嗗浘锛屽皬姝... 绛旓細23.璁＄畻:(姣忛3鍒,鍏12鍒) (1) (2)-14+50梅22脳(鈥) (3) (4)0梅(-5)- 53- 5 鍥涖佽瘑鍥炬潵璁＄畻:涓瀹氳鐪嬪噯浜!!!(姣忛3鍒,鍏6鍒) 24銆佸鍥俱佸凡鐭:绾挎AB = 10銕,C涓篈B鐨勪腑鐐,姹:AC鐨勯暱; 25銆佸鍥俱佸凡鐭:AD//BC, 1 = C, B = 60o,姹: C鐨勫害鏁; 浜斻佽鏄庨:(鍏4鍒) 26... 绛旓細394绫+6绫(??)10鍘樼背?? 2脳9(???)9+940(??)35+6+2?? 1绫(??)36鍘樼背+62鍘樼背?? 4. 鐢1銆5銆7鍙互缁勬垚(???)涓袱浣嶆暟,杩欎簺涓や綅鏁颁腑鏈澶х殑鏄(?),鏈灏忕殑鏄(???)銆 鍥涖佸鐨勨溾垰鈥,閿欑殑鈥溍椻濇垨閫夋嫨姝ｇ‘绛旀搴忓彿銆(姣忛2鍒,鍏12鍒) 1. 璁＄畻6脳5鍜5脳6杩欎袱涓畻寮忔椂,鎵鐢ㄤ箻娉曞彛璇... 绛旓細1.2.3.4.涓冨勾绾х涓瀛︽湡鏈熶腑鑰冭瘯鏁板璇曞嵎 绗3椤 (鍏6椤)寰楀垎 璇勫嵎浜 鍥.鍋氫竴鍋,鐩镐俊浣犱竴瀹氳兘澶熷畬鎴! (姣灏棰6鍒嗗叡12鍒)1. 鍦ㄦ暟杞翠笂琛ㄧず涓嬪垪鍚勬暟锛屽苟鎶婅繖浜涙暟鎸変粠灏忓埌澶ч『搴忚繘琛屾帓鍒楋紝鐢ㄢ滐紲鈥濊繛鎺ワ細蟺锛4锛岋紞3.5锛0 ,-1 2.濡傚浘锛岃繖鏄竴涓敱灏忕珛鏂瑰潡濉旀垚鐨勫嚑浣曚綋鐨勪刊瑙嗗浘锛屽皬姝... 绛旓細(5)(2a+b) -(2a-b) (6)(2a+b) 路(2a-b) 鍥涖佺畝绛旈(姣忛5鍒嗗叡20鍒)瑙ｄ笉绛夊紡(缁): (1) 3[x-2(x-1)]鈮4x 浜斻佸厛鍖栫畝,鍐嶆眰鍊: [(x+y)(x-y)-(x-y) +2y(x-y)]梅4y (鍏朵腑x=1 y=-2)鍏佸簲鐢ㄩ(姣忛6鍒嗗叡12鍒) 1銆佹湁涓涓袱浣嶆暟,涓綅涓婄殑鏁版瘮鍗佷綅涓婄殑鏁板ぇ5,濡傛灉鎶... 绛旓細6銆鍏(1)鐝湁45浜,濂崇敓鍗犲叏鐝汉鏁扮殑 ,濂崇敓鏈( )浜,鐢风敓鏈( )浜恒 7銆佷竴琚嬪ぇ绫50鍗冨厠,宸茬粡鍚冧簡瀹冪殑 ,鍚冧簡( )鍗冨厠,杩樺墿瀹冪殑( )銆 8銆佺湅涓鏈270椤电殑涔,姣忓ぉ鐪嬪叏涔︾殑 ,4澶╃湅浜嗗叏涔︾殑( ),鐪嬩簡( )椤点 浜屻侀夋嫨銆(閫夋嫨姝ｇ‘绛旀鐨勫簭鍙峰～鍦ㄦ嫭鍙烽噷)(姣忛2鍒,鍏8鍒) 1銆佲滅緤鐨勫彧鏁版槸鐗涚殑鍙暟... 绛旓細浜屻佸垽鏂(姣灏忛2鍒,鍏12鍒) 1銆 涓涓暟涓嶆槸姝ｆ暟灏辨槸璐熸暟銆( ) 2銆 瑙掔殑澶у皬鍚岃竟鐨勯暱鐭病鏈夊叧绯汇( ) 3銆 闀挎柟褰㈢殑闈㈢Н涓瀹,闀垮拰瀹芥垚鍙嶆瘮渚嬨( ) 4銆 鐢叉暟姣斾箼鏁板 ,涔欐暟灏辨瘮鐢叉暟灏 銆( ) 5銆 涓や釜鍋舵暟涓瀹氫笉鏄簰璐ㄦ暟,涓や釜濂囨暟涓瀹氭槸浜掕川鏁般( ) 6銆 涓や釜鏁扮浉涔樼殑绉,涓瀹氬ぇ浜庤繖涓... 本站交流只代表网友个人观点，与本站立场无关 |
