How do you turn 45 degree into radians? Trigonometry Graphing Trigonometric Functions Radian Measure 1 Answer José Roberto Pereira Oct 19, 2015 =pi/4 radians or ~=0.785 radians Explanation: 360 degrees => 2pi 45 degrees => x x=(45xx2pi)/360 Simplifying: x=pi/4 radians or x~=0.785 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 (pi/3)? How do you express (11pi)/12 in degrees? How do you convert -450^@ into radians? See all questions in Radian Measure Impact of this question 2143 views around the world You can reuse this answer Creative Commons License