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Trig & Unit Circle Practice (Pre-Calc - Calc)

If you're in Pre Calc or Calc, you need to know how to do these fast. Your teachers will give you about 3 minutes to do 20 of these questions. If you don't know how the Unit Circle works, watch this video on Khan Academy; https://www.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:trig/x2ec2f6f830c9fb89:unit-circle/v/unit-circle-definition-of-trig-functions-1
There are currently 51 different questions, and you will be given 20 random ones each time you take the quiz.
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Quiz by
Scythebrine
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Last updated: May 2, 2025
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First submittedOctober 25, 2024
Times taken576
Average score30.0%
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1. Cosine of 2π/3
0
-1/2
-√2/2
-√3/2
-1
2. Cosine of 2π
0
1/2
√2/2
√3/2
1
3. Tangent of 2π/3
4. Cosine of 7π/4
0
1/2
√2/2
√3/2
1
5. Tangent of 3π/4
6. Sine of π/2
0
1/2
√2/2
√3/2
1
7. Cosine of π
0
-1/2
-√2/2
-√3/2
-1
8. Tangent of π/6
9. Tangent of 2π
10. Sine of 11π/6
0
-1/2
-√2/2
-√3/2
-1
11. Sine of 3π/2
0
-1/2
-√2/2
-√3/2
-1
12. Sine of 5π/3
0
-1/2
-√2/2
-√3/2
-1
13. Tangent of 5π/6
14. Tangent of π
15. Sine of 5π/4
0
-1/2
-√2/2
-√3/2
-1
16. Sine of 4π/3
0
-1/2
-√2/2
-√3/2
-1
17. Tangent of 7π/6
18. Tangent of π/3
19. Tangent of π/2
20. Sine of 2π
0
1/2
√2/2
√3/2
1
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4 Comments
+1
Level 55
May 1, 2025
287 takes as of now! I guess I'll add cotangent, secant, and cosecant.

This may take a little while.

+1
Level 55
May 2, 2025
Currently broken, fixing
+1
Level 30
Dec 2, 2025
The quiz says questions were left blank and then get marked as wrong, but there was no option to answer these questions.
+1
Level 55
Dec 4, 2025
yeah sorry it's still broken, I'm just insanely lazy