Prove that a cyclic parallelogram must be a rectangle?

ABU RAIHAN Raihan's image
ABU RAIHAN Raihan
Jan. 15, 2018, 1:35 a.m.

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Davneet Singh's image
Davneet Singh
Jan. 15, 2018, 10 a.m.

Hello Abu

Please check https://www.teachoo.com/1281/456/Ex-10.5--12---Prove-that-cyclic-parallelogram-is-a-rectangle/category/Ex-10.5/

 

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