Question

The hypotenuse (side C) of a triangle is 13 inches long. Which of the following pairs of measurements could be correct for the lengths of the other two sides of the triangle? (Note: N + 82 =C2)


A. 2.5 inches,4 inches


B. 2.5 inches, 6 inches


C.5inches, 8inches


D.5inches, 12inches

Answer 1

There are several standard right triangles with integer sides. It will help a lot if you just learn them -- they turn up often in problems, and it's nice not to have to do the calculations every time.

3-4-5
5-12-13
8-15-17
7-24-25

and multiples of those values

Answer 2

Thank you!

Answer 3

5 inches, 12 inches

Answer 4

D. 5 inches, 12 inches

Answer 5

5-12-13
Pls how do you find sides of an angle with a given hypotenuse & unknown sides?

Answer 6

a^2 + b^2 = c^2
5^2 + 12^2= 13^2
25+144=169
169=169
5-12-13