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OpenStudy (anonymous):
Find the area of a regular nonagon with a side length of 9 and an apothem of 16. A.651 B.650 C.649 D.648
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OpenStudy (amistre64):
hmm, 9 triangles of base 9 and height 16 .... seems simple enough
OpenStudy (amistre64):
all you really need to do is apply the formula for the area of a triangle
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