Question

10 In a triangle ABC, AD is perpendicular to BC. Prove that AB? + CD2 = AC? - BD
PRIOR such that D lies on QR IF PQ = a, PR = b, QD = c and DR =d ​

Answer 1

Answer:

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Answer 2

Answer:

figure, if ∠BAC =90° and AD⊥BC. Then,

Wordncert-exemplar-problems-class-10-maths-triangles-Ex-6.1-1Q

(a) BD.CD = BC² (b) AB.AC = BC² (c) BD.CD=AD² (d) AB.AC =AD²

Solution:

(c) In ΔADB and ΔADC,

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