Question

If the hypotenuse right angle of a triangle is 17 inches long, one of the legs is 15 inches. Find the length of the other leg

Answer 1

Use the Pythagorean theorem.
a^2+b^2=c^2

15^2+b^2=17^2

225+b^2=289

Subtract 225 from both sides of the equation and you get:

b^2=64

b=8