Triangles ABC and ACD share side AC

MATHEMATICS · Single correct · CBSE · Mathematics · The Baudhayana-Pythagoras Theorem · The Baudhayana-Pythagoras Theorem

Problem

Triangles ABC and ACD share side AC. Triangle ABC is right-angled at B with AB = 9 cm and BC = 12 cm. Triangle ACD is right-angled at C with CD = 8 cm. Find the length of AD. (a) 15  cm15\;\text{cm} (b) 13  cm13\;\text{cm} (c) 12  cm12\;\text{cm} (d) 17  cm17\;\text{cm}

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