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$$ABCD$$ is a cyclic quadrilateral, with $$AB = 2; \space BC = 4; \space CD = 5; \space DA = 10$$. Let $$K, \space T, \space O$$ be the projection of point $$D$$ on segment $$AB, \space BC, \space CA$$ respectively. Find $$\dfrac{KT}{TO}$$.

Note by Fidel Simanjuntak
1 month, 3 weeks ago

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Hint: Ptolemy's Theorem and draw segment $$BD$$ · 1 month, 3 weeks ago