Tangents at `P, Q, R` on a circle of radius `r` form a triangle whose sides are `3r , 4r, 5r`
166 views · Published 13 October 2018 · 8:31 · Indexed 1 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Tangents at `P, Q, R` on a circle of radius `r` form a triangle whose sides are `3r , 4r, 5r` then `PQ^2+RQ^2+QP^2=`
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