Which of the following sets of numbers could be the lengths of the sides of a triangle?
a. 1 ft, 2 ft, 5 ft
b. 3 ft, 4 ft, 5 ft
c. 3 ft, 4 ft, 7 ft
d. 2 ft, 4 ft, 7 ft
Pythagoras' Theorem where the square of the two smaller sides added together equals the square of the hypotenuse. If the two smaller sides are 3 and 4 then the hypotenuse is always going to be 5