Q If the bisectors of the opposite angles P and R of a cyclic quad. PQRS intersect the corresponding circles at a and b , then prove that ab is the diameter of the circle.
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https://www.meritnation.com/ask-answer/question/the-bisectors-of-the-opposite-angles-a-and-c-of-a-cyclic-qua/circles/1803299
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https://www.meritnation.com/ask-answer/question/the-bisectors-of-the-opposite-angles-a-and-c-of-a-cyclic-qua/circles/1803299
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