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. Prove that a cyclic parallelogram is a rectangl.e.

Harshit Singh , 4 Years ago
Grade 12th pass
anser 1 Answers
Pawan Prajapati

Last Activity: 4 Years ago

ABCD is a cyclic parallelogram. :. L A + L C = 180° ...(i) [Sum of opposite angles of a cyclic quadrilateral is 180°.] Also, L A = L C ...(ii) [Opposite angles of a parallelogram] A 2L A = 180° L A= 90° As in a parallelogram one angle is 90°, hence it is a rectangle.

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