Unit Circle Printable
Unit Circle printable in PDF, ready for US Letter. Free download for home, classroom, or planning use.
A unit circle printable shows every standard angle around the circle, labeled with degrees, radians, and exact coordinates, a core trigonometry reference.
What is on the page
A circle marked at 16 standard angles (multiples of 30 and 45 degrees), each labeled with its degree measure and exact coordinate pair.
How to use it
Use it as a reference while solving trigonometry problems involving sine, cosine, and tangent at standard angles, or as a study sheet for memorizing the unit circle.
Printing tips
Print at 100 percent scale. Laminate for repeated use as a study reference throughout a trigonometry course.
Frequently asked questions
What angles are included?
All standard angles at 30 and 45 degree intervals around the full circle, the set most commonly tested in trigonometry courses.
Are the coordinates exact or decimal?
Exact, using radical notation such as root 2 over 2, matching how these values appear in most textbooks.