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प्रश्न
In ∆PQR, ∠R = ∠P and QR = 4 cm and PR = 5 cm. Then the length of PQ is ______.
पर्याय
4 cm
5 cm
2 cm
2.5 cm
उत्तर
In ∆PQR, ∠R = ∠P and QR = 4 cm and PR = 5 cm. Then the length of PQ is 4 cm.
Explanation:
Given, ∆PQR such that ∠R = ∠P, QR = 4 cm and PR = 5 cm
In ∆PQR, ∠R = ∠P
⇒ PQ = QR ...[Sides opposite to equal angles are equal]
⇒ PQ = 4 cm ...[∵ QR = 4 cm]
Hence, the length of PQ is 4 cm.
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