Question

Using Pythagorean inequalities, determine which of the following sets of values can represent the lengths of the sides of a right triangle I know it's now B
A. 4,5,6
B. 5,13,19
C 12, 14, 25
D 21,72,75

Answer 1

Use Pythagorean theorem.
a^2 + b^2 = c^2
D.
21^2 + 72^2 = 75^2
441 + 5184 = 5625