3. In the adjoining DPfigure, ABCD is aparallelogram inwhich ZA = 60° – InterviewSolution

1.	3. In the adjoining DPfigure, ABCD is aparallelogram inwhich ZA = 60°.If the bisectorsof ZA and 2B meet DC at P,prove that:(i) (APB = 90°(ii) AD = DP and PB = PC = BC(iii) DC=2AD
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