In Δ PQR, PQ = 4 cm, QR = 7 cm and PR = 5 cm, then the largest angle of the triangle is ______.
A
∠Q
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B
∠P
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C
∠R
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D
Noneofthese
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Solution
The correct option is B∠P
In a triangle, the angle opposite to the greatest side is the largest. Here, QR is the longest side so the angle opposite to it is ∠P. Hence, ∠ P is largest angle.