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Find exact trigonometric values

Grade 12 math · Fieldbook Learning

Name ______________________ Date __________

Use the reference angle and the sign of the quadrant.

  1. Find the exact value of tan 45°.
  2. Evaluate tan 0°.
  3. Compute tan 0°.
  4. Evaluate sec 60°.
  5. Compute sin 90°.
  6. What is cos 120°?
  7. Compute cot 135°.
  8. Evaluate cos 0°.
  9. Evaluate sin 90°.
  10. Find the exact value of sin 30°.
  11. Compute csc 270°.
  12. Evaluate tan 135°.
  13. Compute sec 240°.
  14. Evaluate cos 90°.
  15. What is sec 0°?
  16. Evaluate csc 90°.
  17. Compute csc 210°.
  18. Find the exact value of csc 90°.
  19. Compute cot 270°.
  20. Evaluate sin 330°.
More free practice: fieldbooklearning.com/ca/practice/grade-12/exact-trigonometric-values/

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Answer key: Find exact trigonometric values

  1. 1
  2. 0
  3. 0
  4. 2
  5. 1
  6. -1/2
  7. -1
  8. 1
  9. 1
  10. 1/2
  11. -1
  12. -1
  13. -2
  14. 0
  15. 1
  16. 1
  17. -2
  18. 1
  19. 0
  20. -1/2