Chapter 8, Problem 22PT

To determine

The distance between the boat and otter.

Answer to Problem 22PT

  $x=35\text{ft}$

Explanation of Solution

Given:

Angle = 30 degrees

Height = 20 feet.

Calculation:

The distance between the boat and otter will be:

  $\begin{array}{l}\tan 30=\frac{P}{B}\\ \tan 30=\frac{20}{x}\\ x=\frac{20}{\tan 30}\\ x=35\text{ft}\end{array}$