Which of the following lengths of the sides of a right triangle are the legs and which is hypotenuses?

a) 13 cm, 27 cm and 24 cm

Answer: The legs are cm and cm and the hypotenuse is cm.

b) 1.6 m, 2.4 m and 2.9 m

Answer: The legs are m and m and the hypotenuse is m.

c) 58 km, 42 km and 40 km

Answer: The legs are km and km and the hypotenuse is km.