Q. 9 P

# In Δ PQR, m∠Q = 90 and PQ = QR. ,. If QM = 2, PQ =

A. 4

B. 2√2

C. 8

D. 2

Answer :

Since ∠Q = 90 and PQ = QR , therefore ∠QPR = ∠QRP = θ

As sum of all of triangle = 180°

⇒ 2θ + 90 = 180

⇒ θ = 45°

⇒ PQ = 2√2

∴ Option (b) is correct.

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