ABCDE is a regular pentagon. The bisector of angle A of the pentagon m – InterviewSolution

1.	ABCDE is a regular pentagon. The bisector of angle A of the pentagon meets the side CD in point M. Show that ∠AMC=90o.
Answer» ABCDE is a regular pentagon. The bisector of angle A of the pentagon meets the side CD in point M. Show that $∠ A M C = 90^{o}$ .

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