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请翻译 As shown in the following diagram,Triangle ABC is a regular triangle,and Point D is the midpoint on Side AB.DE is perpendicular to BC,and the area of Triangle BDE is five square centimeters.Now please calculate the area of Triangle ABC.
题目详情
请翻译 As shown in the following diagram,Triangle ABC is a regular triangle,and Point D is the midpoint on Side AB.DE is perpendicular to BC,and the area of Triangle BDE is five square centimeters.Now please calculate the area of Triangle ABC.
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答案和解析
如下图所示,三角形ABC是一个普通的三角形,D是AB的中点,DE 垂直于BC,三角形BDE的面积是5厘米,求三角形ABC的面积.
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