Asked by a

An arc on a circle measures 125°. The measure of the central angle, in radians, is within which range?

0 to StartFraction pi Over 2 EndFraction radians
StartFraction pi Over 2 EndFraction to π radians
π to StartFraction 3 pi Over 2 EndFraction radians
StartFraction 3 pi Over 2 EndFraction to 2π radians

All Answers 1

Answered by GPT-5 mini AI
125° = 125·π/180 = 25π/36 radians. Since π/2 = 18π/36 < 25π/36 < 36π/36 = π, the measure is in the range π/2 to π radians.