Chapter 8.2, Problem 27PPS

To determine

The value of x.

Answer to Problem 27PPS

  $x=15$

Explanation of Solution

Given:

The given figure is:

Calculation:

According to Pythagorean theorem, the value of x will be:

  $\begin{array}{l}{\left(x\right)}^2={\left(12\right)}^2+{\left(9\right)}^2\\ x^2=144+81\\ x^2=225\\ x=\sqrt{225}\\ x=15\end{array}$