How do you convert 120∘ from degree to radians? Trigonometry Graphing Trigonometric Functions Radian Measure 1 Answer Dean R. May 21, 2018 π is half a circle, so 120∘, a third of a circle, is 23 the circle constant. Yes it's confusing. 120∘×2π360∘=2π3 radians Answer link Related questions What is Radian Measure? How do you find the radian measure of an angle? How do you find the radian measure of an angle of 280? How do you convert radian measures to degrees? What is the radian measure of 270 degrees? What is the radian measure of 72 degrees? What is the radian measure of a right angle? How do you find tan(π3)? How do you express 11π12 in degrees? How do you convert −450∘ into radians? See all questions in Radian Measure Impact of this question 1586 views around the world You can reuse this answer Creative Commons License