一种瓶子,如下图,瓶身是长方体,测得里面长6厘米、宽5厘米,贝贝给瓶中注 入一定量的水,测得水高12厘
\u6709\u4e00\u4e2a\u957f\u65b9\u4f53,\u957f6\u5398\u7c73,\u5bbd4\u5398\u7c73,\u9ad83\u5398\u7c73,\u8fd9\u4e2a\u957f\u65b9\u4f53\u7684\u68f1\u957f\u603b\u548c\u662f\uff08\uff09\u5398\u7c73\uff0c\u8868\u9762\u79ef\u662f\uff08\uff09\u5398\u7c73\uff0c\u4f53\u79ef\u662f\uff08\uff09\u5398\u68f1\u957f\u7684\u603b\u548c(6+3+4)\u00d73=39
\u8868\u9762\u79ef\uff1a2\u00d7(6\u00d73+6\u00d74+3\u00d74)=108
\u4f53\u79ef\uff1a6\u00d73\u00d74=72
\u7b54\u68f1\u957f\u7684\u603b\u548c\u662f39\u5398\u7c73\uff0c\u8868\u9762\u79ef\u662f108\u5e73\u65b9\u5398\u7c73\uff0c\u4f53\u79ef\u662f72\u7acb\u65b9\u5398\u7c73
\u662f\u6c42\u77f3\u5934\u5427
14*10=140\uff08cm2\uff09
2.5*140=350\uff08cm30
\u77f3\u5934\u4f53\u79ef\u662f350cm3
\u8fd9\u662f\u6392\u6c34\u6cd5\u3002 \u628a\u77f3\u5934\u4f53\u79ef\u770b\u505a\u4e00\u4e2a\u957f14\u5398\u7c73,\u5bbd10\u5398\u7c73\u9ad82,.5cm\u7684\u957f\u65b9\u4f53\uff0c\u518d\u7b97\u4f53\u79ef
\u5982\u679c\u6709\u95ee\u9898\uff0c\u8bf7\u8ffd\u95ee
6×5×(12+3)=450(cm 2 ) |
绛旓細10脳10脳6.28梅锛3.14脳5 2 锛+2 =628梅78.5+2 =8+2 =10锛堝帢绫筹級 绛旓細杩欐椂鐢茬摱鍐呯殑姘存繁鏄10鍘樼背锛
绛旓細10脳10脳6.28梅锛3.14脳5 2 锛+2 =628梅锛3.14脳25锛+2锛 =628梅78.5+2锛 =8+2锛 =10锛堝帢绫筹級锛 绛旓細杩欐椂鐢茬摱鐨勬按娣10鍘樼背锛
绛旓細S.T.Dupont 閮藉江鎮稿姩濂冲+棣欐按銆佺邯姊靛笇绱壊椋庢儏濂冲+棣欐按銆傞兘鏄传鑹叉笎鍙鐡跺瓙
绛旓細49脳锛15+10锛=49脳25 =1225绔嬫柟鍘樼背 绛旓細瀹圭Н涓1225绔嬫柟鍘樼背
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绛旓細璁惧嚑浣曚綋鐨勯珮涓篽鍘樼背锛屼袱娆℃斁缃病鏈夋按鐨勯儴鍒嗕綋绉浉绛夛紝寰楋細锛坔-20锛壝22=锛坔-28锛壝62锛 4h-80=36h-1008锛 32h=928锛 h=29锛涚瓟锛氳繖涓畝鍗曞嚑浣曚綋鐨勬婚珮搴︽槸29鍘樼背锛
绛旓細Description: 闀挎柟浣 author MeiJingXi / class Cuboid { private float length; //闀 private float width; //瀹 private float height; //楂 private Cuboid(){ } public Cuboid(float length, float width, float height) { this.length = length;this.width = width;this.height = ...
绛旓細if only鐖辨儏寰″畧濂抽.
绛旓細250姣崌=250绔嬫柟鍘樼背锛5.5脳4.5脳10 =24.75脳10 =247.5锛堢珛鏂瑰帢绫筹級锛247.5绔嬫柟鍘樼背<250绔嬫柟鍘樼背锛岀瓟锛氱洅瀛愮殑浣撶Н鏄247.5绔嬫柟鍘樼背锛屽噣鍚噺涓250姣崌锛250绔嬫柟鍘樼背锛夛紝瀛樺湪铏氬亣锛