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common tangents pq and RS to two circles intersect at a, proove taht pq=rs

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  1. You have four right triangles, with the circle centers as vertices. Since the radii and common sides are equal (in pairs), the triangles are congruent. So, their hypotenuses are congruent.

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  2. https://www.topperlearning.com/forums/home-work-help-19/from-the-fig-common-tangents-pq-and-rs-to-two-circles-inter-mathematics-circles-tangents-to-a-circle-95532/reply

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