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If in the parallelogram ABCD angleA : a...

If in the parallelogram ABCD `angleA : angleB = 3 : 2` , then find the angles of the parallelogram ABCD.

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The correct Answer is:
the angles of ABCD are `angleA=180^(@),angleB=72^(@),angleC=108^(@),angleD=72^(@)`
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