In the diagram find PQ if the area of triangle ... - JAMB Mathematics 1995 Question

In the diagram, find PQ if the area of triangle PQr is 35cm²

A

7cm

B

10cm

C

14cm

D

17cm

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Correct Option: A

PQ x 10 sin 30 = 35

PQ = (\frac{35}{10 \sin 30})

= 7cm

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