Question

answer to this question please

Answer 1

Given In A PQR, PR2 – PQ2 = QR2 and QM ⊥ PR
To prove QM2 = PM x MR
Proof Since, PR2 – PQ2 = QR2
⇒ PR2 = PQ2 + QR2

So, pqr is right angked traingle having q = 90°


forproof an image is attached.


Hope it helps