234k views
1 vote
A spectator is viewing the six cars of a roller coaster as it travels down a hill at an amusement park. Which is closest to the total length of the six cars? (G.8c, 1 point) 380 20 ft- O A. 12.3 ft B. 15.8 ft C. 25.6 ft D. 32.5 ft

A spectator is viewing the six cars of a roller coaster as it travels down a hill-example-1

1 Answer

4 votes

We have the following:

We can calculate the answer by means of the trigonometric ratio of the sine, as follows


\sin \theta=\frac{\text{opposite}}{\text{hypotenuse}}

replacing:


\begin{gathered} \sin 38=(20)/(x) \\ x=(20)/(\sin 38) \\ x=32.48 \end{gathered}

Thefeore, the answer is D. 32.5 ft

User UpAndAdam
by
8.2k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories