Prove that any cyclic parallelogram is a rectangle.

Prove that a cyclic parallelogram is a rectangle.

Prove that a cyclic parallelogram is a rectangle.

Prove that a cyclic parallelogram is a rectangle.

A cyclic parallelogram is a

Prove that a cyclic parallelogram must be a rectangle.

Prove that a parallelogram which is not a rectangle is not cyclic.

Consider the following statements : 1. An isosceles trapezium is always cyclic. 2. Any cyclic parallelogram is a rectangle. Which of the above statements is/are correct?