高18厘米直径6.5的保温杯是多少毫升的 一个保温杯,从外面测量的尺寸是:底面直径7厘米,高18厘米....
\u9ad818CM\uff0c\u7ea67CM\u76f4\u5f84\u7684\u676f\u5b50\u53ef\u4ee5\u88c5\u591a\u5c11\u6beb\u5347\u7684\u6c34\u5982\u679c\u676f\u5b50\u7684\u5185\u5f84\u662f7cm\uff0c\u5706\u67f1\u4f53\u79ef\u516c\u5f0f\uff1a\u4f53\u79ef=\u03c0R²H \u3002
\u5373 3.14\u00d7\uff083.5\uff09³\u00d718
=3.14\u00d712.25\u00d718
=692.37cm³\uff0c
\u56e0\u4e3a1\u7acb\u65b9\u5398\u7c73\uff08cm³\uff09=1\u6beb\u5347\uff081ml\uff09\uff0c
\u6240\u4ee5 692.37cm³=692.37ml\u2248690ml\u3002
\u5e95\u9762\u79ef:3.14\u25733.5\u25733.5=38.465
\u4f53\u79ef:38.465x18=692.37
容积=底面积乘以高。596.9ml
应该是直径乘以圆周率3.14再乘以高
6.5*3.14*18=367.38
367.38≈367毫升
绛旓細500ml
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绛旓細璇ョ摱韬昂瀵稿涓嬶細1銆鐩村緞5.5鍘樼背锛楂18鍘樼背锛氳繖绉嶅昂瀵哥殑鐩婂姏澶氱摱韬皬宸э紝渚夸簬鎼哄甫鍜屽瓨鍌ㄣ傞傚悎涓汉鎴栧搴娇鐢紝瀹归噺閫備腑锛岃兘澶熸弧瓒虫棩甯搁ギ鐢ㄩ渶姹傘2銆佺洿寰6鍘樼背锛岄珮20鍘樼背锛氳繖绉嶅昂瀵哥殑鐩婂姏澶氱摱韬◢澶т竴浜涳紝瀹归噺澧炲姞锛岄傚悎澶氫汉鍒嗕韩鎴栧搴暱鏈熶娇鐢ㄣ傜敱浜庣摱韬緝楂橈紝鍙互瀹圭撼鏇村鐨勭泭鍔涘楗枡锛屽悓鏃朵篃鑳芥洿濂藉湴...
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绛旓細璇村懆瀹颁含鏄繚娓╂澂鐨勫師鍥狅細1銆侀瓟鍜掑懆瀹颁含淇濇俯鏉湁18鍘樼背澶с2銆佹牴鎹煡璇㈢浉鍏冲叕寮淇℃伅鏄剧ず锛岄瓟鍜掑懆瀹颁含淇濇俯鏉槸鎸囦粬鐨勪簩寮燂紝鑰屽湪鍘熻憲涓綔鑰呮湁鎻愬強涓娆′粬鐨勪繚娓╂澂鏈18鍘樼背澶э紝榄斿拻鍛ㄥ浜槸涓閮ㄩ煩鍥芥极鐢婚噷闈㈣杩颁簡鐢蜂竴鍜岀敺鍎跨殑涓杩炰覆鐨勬晠浜嬨
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绛旓細蹇界暐淇濇俯鏉鍘氬害鐨勮瘽,瀹圭Н=搴曢潰绉*楂,V=sh=鈭弐2h=3.14*(5.5梅2)2*18=854.865
绛旓細濡備笅鍥 缃愯30鍏 楂18鍘樼背 鐩村緞6.5鍘樼背
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