Question

Is the following triangle a right triangle
a. Yes, a2 + b2 = c2
b. No, a2 + b2 does not = c2
c. No, these are not even sides of a triangle.
d. There is not enough information to determine the answer.

Answer 1

a
5×5=25 and 12×12=144
25+144=169
$\sqrt{169} = 13$