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gmat_crack
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Professor
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gmat_crack
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hm..still not solved...

abcde is regular pentagon

each angle is (180)(5-2) / 5 = 108'

(180 - 108)/2 = 36'
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guptaraja
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assuming a regular pentagon , 5 equal sides , the answer should be 36 .

all the angles in regular polygon angle is 108 .
abe is an isosceles triangle .
so angle abe = (180 -108) / 2 = 36



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