Question

Find the lengths of the hypotenuses (x) of the triangle whose legs are given

1) 9cm,12cm

Answer 1

15 cm

Explanation:

a² + b² = c²

(9 cm)² + (12 cm)² = c²

81 cm² + 144 cm² = c²

225 cm² = c²

c = √(225 cm²)

c = 15 cm

Answer: 15 cm