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梯形求上底的公式怎么求
更新时间: 2021-02-14 21:11:54  

1、梯形的上底公式:梯形的上底=梯形面积x2÷高-下底。

2、梯形是只有一组对边平行的四边形。平行的两边叫做梯形的底边:较长的一条底边叫下底,较短的一条底边叫上底;另外两边叫腰;夹在两底之间的垂线段叫梯形的高。一腰垂直于底的梯形叫直角梯形。两腰相等的梯形叫等腰梯形。

关键词: 梯形 公式 怎么

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