Which sets of side lengths represent Pythagorean triples? Check all that apply.
1) 1, 2, 5
2) 6, 8, 14
3) 8, 15, 17
4) 10, 24, 26
5) 15, 20, 30
6) 28, 45, 53

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.