Question

In ΔPQR, the measure of ∠R=90°, the measure of ∠Q=48°, and QR = 61 feet. Find the length of RP to the nearest tenth of a foot.

Answer 1

67.7

Explanation:

SOH-CAH-TOA

opposite

​

=

61

x

​

tan⁡48=x61\tan 48=\frac{x}{61}

tan48=

61

x

​

61tan⁡48=x61\tan 48=x

61tan48=x

Cross multiply.

x=67.7474≈67.7 feetx=67.7474\approx \mathbf{67.7}\text{ feet}

x=67.7474≈67.7 feet

Answer 2

67.7

Explanation: