The construction of a ∆PQR in which QR = 5.4 cm and ∠Q = 60° is not possible when (PQ + QR) is
(a) 6 cm
(b) 6.5 cm
(c) 5 cm
(d) 7 cm

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Solution

(c) 5 cm
Given: QR = 5.4 cm
Hence, PQ + QR can not be less than 5.4.

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∠

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