Question

Which best explains whether a triangle with side lengths 2 in., 5 in., and 4 in. is an acute triangle?

The triangle is acute because 22 + 52 > 42.
The triangle is acute because 2 + 4 > 5.
The triangle is not acute because 22 + 42 < 52.
The triangle is not acute because 22 < 42 + 52.

Answer 1

The triangle is not acute because 2² + 4² < 5²

Explanation:

got it correct on my quiz

Answer 2

The triangle is not acute because 2² + 4² < 5².

Explanation: