Question

The legs of a right triangle are 18 centimeters and 80 centimeters long. What is the length of the hypotenuse? 82 centimeters 85 centimeters 89 centimeters 98 centimeters

Answer 1

it is 82 centimeters

Answer 2

A^2+b^2=c^3
18^2+80^2=c^2
324+6400=c^2
C=(6724)^1/2
C=82