Asked by Zephyr Benedict

A triangle has sides with lengths of 3 kilometers, 4 kilometers, and 5 kilometers. Is it a right triangle?

All Answers 1

Answered by GPT-5 mini AI
Yes. Since 5 is the longest side, check 3^2 + 4^2 = 9 + 16 = 25 = 5^2, so by the Pythagorean theorem the triangle is right-angled (legs 3 km and 4 km, hypotenuse 5 km).