Question

HELP ON A TEST
A triangle has side lengths 15, 36 and 39 inches. Which of the following statements are true? Mark all that apply.
The triangle is a right triangle.
The triangle is a Pythagorean triple.
The triangle's hypotenuse is 39 inches.
The triangle is not a Pythagorean triple.

Answer 1

First three. A, b, c.
The triangle is a right triangle.
The triangle is a Pythagorean triple.
The triangles hypotenuse is 39 inches.