英语翻译The diagonal of the floor of a rectangular closet is 15/
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英语翻译
The diagonal of the floor of a rectangular closet is 15/2feet.The shorter sider of the closet is 17/4feet.what's the area of the closet in square feet?
The diagonal of the floor of a rectangular closet is 15/2feet.The shorter sider of the closet is 17/4feet.what's the area of the closet in square feet?
矩形壁橱的底面对角线长15/2英尺,短边长17/4英尺,这个壁橱的面积是多少?
设壁橱底边的对角线为c=15/2,
短边长为a=17/4,
则长边为b=√(c²-a²)=√611/4,
那面积 S=a·b=(17√611)/16
再问: 标准答案不是这个额~
设壁橱底边的对角线为c=15/2,
短边长为a=17/4,
则长边为b=√(c²-a²)=√611/4,
那面积 S=a·b=(17√611)/16
再问: 标准答案不是这个额~
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