Radian Measure Worksheets
Practice exact trigonometric values and identities with angle units and domains stated.
Before you begin
Use radians, the unit circle and exact special-angle values.
Worked example
Convert 45° to radians.
- Multiply degrees by π/180 and simplify.
Answer: π/4
Check your result using the method in the example before moving to the next question.
Choose your level
- Easy: Use first-quadrant special angles.
- Medium: Use other quadrants and basic identities.
- Hard: Solve or combine identities with explicit intervals.
Questions and answer calculations checked on 2026-09-17. How we check worksheets. Free for personal and classroom use.
Preview and print an easy set
Try six questions below, or choose a full set at your level.
1
Convert 30° to radians.
2
Convert 45° to radians.
3
Convert 60° to radians.
4
Convert 0° to radians.
5
Convert 90° to radians.
6
Convert 60° to radians.
Answer Key
1. π/62. π/43. π/34. 05. π/26. π/3