The length of a rectangle is twice it's width. If the length of its diagonal is 16√5 cm, find its ar

Feb 3rd, 2012
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The length of a rectangle is twice it's width. If the length of its diagonal is 16√5 cm, find its area.

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Answer on Question #43888, Math Algebra:The length of a rectangle is twice it's width. If the length of its diagonal is 165 cm, find itsarea.Solution.Assume that the width of a rectangle is equal to cm. So, the length is equal to 2 cm.By the Pythagorean theorem:2 2 + (2

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