Question

c 80 in. 18 in. what is the perimeter? if necessary, round to the nearest tenth. inches

Explanation:

Step1: Find the hypotenuse c using Pythagorean theorem.

$c=\sqrt{18^{2}+80^{2}}=\sqrt{324 + 6400}=\sqrt{6724}=82$

Step2: Calculate the perimeter.

Perimeter $=18 + 80+82 = 180$

Answer:

180