In the diagram, find PQ if the area of triangle PQR is 35cm\(^2\)
- 7cm
- 10cm
-
14cm
- 17cm
The correct answer is: C
Explanation
\(\frac{1}{2}\)(PQ x 10 sin 30) = 35
PQ = \(\frac{35 \times 2}{10 \sin 30}\)
= 14cm