Question

Given the three side lengths, how can you tell if a triangle is a right triangle?

Answer 1

Square all side lengths. If the longest side length squared is equal to the sum of the squares of the other two side lengths, then it is a right triangle.

Explanation:

that is the sample response

Answer 2

if the longest side of a triangle is equal to the sum of the squares of the lengths of the other two sides, then it is an right triangle.