Question

Which set of lengths are the side lengths
of a right triangle?
A 1,9, 12
C 5, 10, 20
B 3,4,5
D 7, 11, 13

Answer 1

Answer:  3,4,5

Step-by-step explanation:

The right triangle theorem states the the two legs added together squared equal the hypotenuse squared

3^2+4^2=25

square root of 25 is 5 so b is 3,4,5 is the answer