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?

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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?

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?
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?

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?
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

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我叫Johnson,今年14岁,是东北师大附中初二的学生,今年5月份准备去新加坡继续读书,目前面临的是参加一次转学考试,包括数学,英语还有向性测试,在我和爸妈万分着急的时候,幸好我在新加坡读书的姐姐推荐了当初帮她成功过面试关的长春BST闫老师,教给我很多面试及英文写作及数学方面的能力和技巧!长春BST闫老师:人民大街和隆礼路交汇(名门饭店对过上岛咖啡东北师大一教)

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