Question

HELP DUE IN 10 MINS! Determine whether the triangle described is right, obtuse, or acute. Show work to justify your answer.

20, 21, 29


This triangle is a obtuse, acute, or right triangle, because blank is ,=, <, >, to blank?

Answer 1

• Right triangle

Explanation:

Given 3 side lengths of a triangle.

Let's test if this is right triangle by using Pythagorean theorem:

• 20² + 21² = 29²
• 400 + 441 = 841
• 841 = 841

Yes, the triangle is right