Question

Find the missing side length of a right triangle with a leg measure of 3 inches and a hypotenuse measure of 5

inches.

Answer 1

a=3 in
c=5 in
c^2=a^2+b^2
5^2=3^2+b^2
25=9+b^2
b^2=25-9
b^2=16
b= √16
b=4