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OpenStudy (anonymous):
The diagonal of a square is 12 inches. Find the area. (Hint: the diagonal of a square forms two 45-45-90[degrees] triangles).
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OpenStudy (anonymous):
The area of a square is half the product of the diagonal. 12x12 = 144 144/2 = 72
OpenStudy (anonymous):
|dw:1315596066168:dw| so area =72 inches
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