13. Find all the ange anglerl of i narallelogram are equal, then show – InterviewSolution

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1.	13. Find all the ange anglerl of i narallelogram are equal, then show that it is a rectanglo1. The angles of quadrilateral are in the ratio 3:5:9:andvertices D, E aShow thatquadrilateral.is a rectangle.0) quadrilateundrilat
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