Question

what is the perimeter? if necessary, round to the nearest tenth.
14 mi.
48 mi.
□ miles
submit

Explanation:

Step1: Find hypotenuse $c$ via Pythagoras

$$c = \sqrt{14^2 + 48^2}$$
$$c = \sqrt{196 + 2304} = \sqrt{2500} = 50$$

Step2: Calculate total perimeter

$$\text{Perimeter} = 14 + 48 + 50$$

Answer:

112 miles