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9寸蛋糕直径多少厘米
更新时间: 2020-10-03 00:00:00  

1、9寸蛋糕直径为22、86厘米;

2、计算方法,英制一寸为2、54厘米,9乘以2、54厘米等于22、86厘米;

3、直径是指通过一平面图形或立体如圆、圆锥截面、球、立方体,中心到边上两点间的距离,通常用字母d表示,直径所在的直线是圆的对称轴,直径的两个端点在圆上,圆心是直径的中点。直径将圆分为面积相等的两部分,中间的线段就叫直径,每一个部分成为一个半圆。

关键词: 蛋糕 直径 多少 厘米

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