In the given fig, P and Q are points on the sides AB and AC respectively of such that AP = 3.5 cm, PB = 7 cm, AQ = 3 cm and QC = 6 cm. If PQ = 4.5 cm, find BC.
In the given Fig, PQ = 24 cm, QR = 26 cm, ∠PAR = 90°, PA = 6 cm, and AR = 8, cm. Find ∠QPR.
Solution not provided.
Ans. 4 cm