Question

what is the perimeter? if necessary, round to the nearest tenth. miles

Explanation:

Step1: Use Pythagorean theorem

$$c=\sqrt{48^{2}+55^{2}}=\sqrt{2304 + 3025}=\sqrt{5329}=73$$

Step2: Calculate perimeter

Perimeter \(P=48 + 55+73\)

Answer:

\(176\)