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Let A, B, C be points on circle O such that AB is a diameter, and CO is perpendicular to AB. Let P be a point on OA, and let line CP intersect the circle again at Q. If OP = 20 and PQ = 8, find r^2, where r is the radius of the circle.

 

 Jul 4, 2022
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Similar problem, use the same method heureka used: https://web2.0calc.com/questions/pls-help-i-don-t-know-how-to-do-this

 Jul 4, 2022

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