529,656 views
42 votes
42 votes
a communication tower is supported by a 175 foot wire tied to the top and staked into the ground. if the angle of elevation formed by the wire in the ground to the top of the tower is 67 degrees, approximately how tall, to the nearest foot, is the tower. the tower is _______ feet tall

User Noomerikal
by
2.8k points

1 Answer

23 votes
23 votes


\begin{gathered} \sin (67)=\frac{\text{opposite side}}{hypotenuse} \\ \\ \sin (67)=(x)/(175) \\ x=175\sin (67) \\ x=175\cdot(0.92050) \\ \\ x\approx161.0883\text{ feet tall} \end{gathered}

the tower is 161 feet tall

a communication tower is supported by a 175 foot wire tied to the top and staked into-example-1