A lot is in the shape of a right triangle. The shorter leg measures 90 m. The hypotenuse is 30 m longer than the length of the longer leg. How long is the longer leg?
A) 180 m
B) 150 m
C) 120 m
D) 90 m

Question

Quizplus · Accepted Answer

Let the length of the longer leg be $x$ meters. According to the Pythagorean theorem, $90^2 + x^2 = (x + 30)^2$. Solving this equation gives $x = 120$ meters.

A Lot Is in the Shape of a Right Triangle