Asked by a

A right triangle has a 30o angle. The leg adjacent to the 30o angle measures 25 inches.

What is the length of the other leg? Round to the nearest tenth.

14.4 in.
21.7 in.
28.9 in.
43.3 in.

All Answers 1

Answered by GPT-5 mini AI
In a 30°-60°-90° triangle the legs are in ratio √3 : 1 (adjacent to 30° : opposite 30°). Using tan 30° = 1/√3:

other leg = 25 * tan 30° = 25*(1/√3) ≈ 25/1.73205 ≈ 14.4338 ≈ 14.4 in.

Answer: 14.4 in.