甲,.乙两个长方体容器,底面积之比4:3.甲容器水深比乙容器水深多4厘米, 甲乙两个长方体容器的底面积之比为4:3,甲容器水面比乙容器水...
\u7532\u3001\u4e59\u4e24\u4e2a\u957f\u65b9\u4f53\u5bb9\u5668\uff0c\u5e95\u9762\u79ef\u4e4b\u6bd44\uff1a3\uff0c\u7532\u5bb9\u5668\u6c34\u6df17\u5398\u7c73\uff0c\u4e59\u5bb9\u5668\u6c34\u6df13\u5398\u7c73\u8bbe\uff0c\u7532\u5bb9\u5668\u5e95\u9762\u79ef\u4e3a4A\uff0c\u5219\u5176\u539f\u6765\u6c34\u7684\u4f53\u79ef\u4e3a4A\u00d77=28A
\u4e59\u5bb9\u5668\u5e95\u9762\u79ef\u4e3a3A\uff0c\u5219\u5176\u539f\u6765\u6c34\u7684\u4f53\u79ef\u4e3a3A\u00d73=9A
\u52a0\u6c34\u540e\uff0c\u6c34\u6df1\u4e3aX\uff0c\u5219\u6b64\u65f6\uff0c\u7532\u5bb9\u5668\u4e2d\u6c34\u4f53\u79ef\u4e3a4AX\uff0c\u4e59\u5bb9\u5668\u4e2d\u6c34\u4f53\u79ef\u4e3a3AX\u3002
\u56e0\u52a0\u6c34\u91cf\u76f8\u7b49\uff0c4AX-28A=3AX-9A
\u4e24\u8fb9\u6d88\u53bbA\uff0c\u89e3\u5f97 X=19 \uff08\u5398\u7c73\uff09
\u89e3\uff1a\u6ce8\u5165\u9ad8\u5ea6\u7684\u6bd4\u662f 1/4 \uff1a1/3=3 \uff1a4
\u7532\u6ce8\u5165\u9ad8\u5ea6\u662f 4\u00f7\uff084-3\uff09x3=12\u5398\u7c73
\u539f\u6765\u7532\u5bb9\u5668\u4e2d\u7684\u6c34\u6df125-12=13\u5398\u7c73
\u539f\u6765\u4e59\u5bb9\u5668\u4e2d\u7684\u6c34\u6df113-4=9\u5398\u7c73
\u7b54\uff1a\u539f\u6765\u7532\u5bb9\u5668\u4e2d\u7684\u6c34\u6df113\u5398\u7c73\uff0c\u4e59\u5bb9\u5668\u4e2d\u7684\u6c34\u6df19\u5398\u7c73\u3002
跟这个题型一样,下面自己想吧
绛旓細璁鐢插鍣涓按闈笂鍗噚鍘樼背 4*x=3*(5+x-2)4x=9+3x x=9 鐢插鍣ㄤ腑姘撮潰涓婂崌9鍘樼背 濡傛灉瀵逛綘鏈夊府鍔╋紝璇烽噰绾炽傝阿璋傝繖鍙槸鏈鍏堝洖绛旂殑鍝熴傜杩涙锛侊紒锛
绛旓細璁惧師鏉ョ敳x鍘樼背 涔欐槸x+6鍘樼背 (18-x)/2=(18-x-6)/5 2(12-x)=5(18-x)24-2x=90-5x 5x-2x=90-24 3x=66 x=22 璇峰ソ璇 ~鍦ㄥ彸涓婅鐐瑰嚮銆愯瘎浠枫戯紝鐒跺悗灏卞彲浠ラ夋嫨銆愭弧鎰忥紝闂宸茬粡瀹岀編瑙e喅銆戜簡銆傚鏋滀綘璁ゅ彲鎴戠殑鍥炵瓟锛屾暚璇峰強鏃堕噰绾筹紝~浣犵殑閲囩撼鏄垜鍓嶈繘鐨勫姩鍔泘~~濡傝繕鏈夋柊鐨勯棶棰橈紝璇蜂笉瑕...
绛旓細1,璁剧敳涔欓潰绉鍒嗗埆涓4s,3s,璁惧彟澶栧線閲岄潰瀹剁殑姘翠綋绉负p,鍙堟湁鍐嶅線涓や釜瀹瑰櫒娉ㄥ叆鍚屾牱澶氱殑姘达紝鍘熷厛鐢叉按36s,涔姘15s,鍔犳按涔嬪悗寰楀埌绛夊紡(36s+p)/4s=(15s+p)/3s,鎵浠ュ緱p=48s,p/s=48,鍗冲姞姘村悗鐢蹭笂鍗囦簡48鍘樼背 2锛岃瀹㈣溅琛岄┒閫熷害涓簐1,璐ц溅涓簐2,鎬昏矾绋嬩负15s,鎵浠ョ浉閬囨椂锛屽杞﹁蛋浜8s,璐ц溅璧颁簡7s 棣...
绛旓細鍥犱负涓ゅ鍣娉ㄥ叆鐨勬按鐩稿悓锛岃搴曢潰绉涔嬫瘮涓5:3,鍙煡涓ゅ鍣ㄦ按闈笂鍗囩殑楂樺害姣斾负3:5 鍗冲鏋涔欏鍣姘撮潰涓婂崌1cm锛岀敳瀹瑰櫒姘撮潰涓婂崌3/5cm 鏈鍚庝袱瀹瑰櫒姘存繁鐩稿悓锛岃鏄庝袱瀹瑰櫒姘撮潰涓婂崌鐨勯珮搴﹀樊绛変簬娉ㄦ按鍓嶄袱瀹瑰櫒鐨勬按娣卞樊 浠庤屽彲寰椾箼瀹瑰櫒鐨勬按娣卞簲涓婂崌 (6-4)/(1-3/5)=5cm ...
绛旓細浣犲ソ锛氱敳涔欒姘存诲绉細36脳10+18脳4=432绔嬫柟鍘樼背 鐢插簳闈㈢Н锛涔欏簳闈㈢Н=36:18=2:1 鐢蹭箼楂樼浉绛夛紝鍒欒姘翠綋绉敳锛氫箼=2:1 涔欒姘达細432梅锛2+1锛=144绔嬫柟鍘樼背 鐢蹭箼姘撮潰楂橈細144梅18=8鍘樼背 娓呮锛熸効瀵逛綘鏈夊府鍔╋紝鏈涢噰绾筹紒
绛旓細璁鐢插鍣姘撮潰涓婂崌x鍘樼背锛屽垯鏂圭▼涓 32x=24(5+x-2), 瑙e緱 x=9, 绛旀鏄笂鍗9鍘樼背
绛旓細鍥犱负锛氱敳涔欎袱涓暱鏂逛綋瀹瑰櫒搴曢潰绉涔嬫瘮涓4姣5锛屾墍浠ュ彲浠ユ妸鐢插鍣ㄧ殑搴曢潰绉湅鎴4锛屼箼瀹瑰櫒鐨勫簳闈㈢Н鐪嬫垚5,锛涜В璁撅細褰撶敳瀹瑰櫒璋佸崌楂榅鍘樼背鏃舵弧瓒虫潯浠讹紝杩欐椂涔欏鍣ㄦ按鍗囬珮8+x-12鍘樼背锛涘張鍥犱负锛氬線涓や釜瀹瑰櫒涓敞鍏ュ悓鏍峰鐨勬按鐩村埌姘存繁鐩哥瓑锛屽彲浠ユ牴鎹細鐢插鍣ㄥ簳闈㈢Н脳澧炲姞鐨勯珮=涔欏鍣ㄥ簳闈㈢Н脳澧炲姞鐨勯珮锛屽垪鏂圭▼涓...
绛旓細璁捐繖鏃舵按娣県鍘樼背锛屼緷棰樻剰鏈8x(h-40)=5x(h-10)瑙e緱h=90
绛旓細鐢鐨勬按闈笂鍗噚鍘樼背 4x=3*(x+(9-5))4x=3(x+4)4x=3x+12 x=12 鐢茬殑姘撮潰涓婂崌12鍘樼背
绛旓細24脳1梅锛16锛24锛夛紳0.6(鍒嗙背)锛6锛堝帢绫筹級 0.6脳16锛9.6锛堢珛鏂瑰垎绫筹級 绛旓細鍊掍簡9.6绔嬫柟鍒嗙背鐨勬按锛屽掑ソ鍚庢按娣6鍘樼背銆