Question

Determine the perimeter of the right triangle shown. Round your final answer to the nearest whole number, if necessary.

Answers: 7 units
14 units
25 units
26 units

Answer 1

answer : 26

steps

get hypotenuse

a² + b² = c²

7² + 8² = c²

49 + 64 = c²

113 = c²

square root of c is √113 which 10.63

7 + 8 + 10.63 = 25.63