Exact Trigonometric Values (Year 10)
Free printable UK Year 10 (GCSE Foundation) maths worksheet: recall the exact values of sin, cos and tan for 0°, 30°, 45°, 60° and 90°, without a calculator.
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Grade 9 · Math worksheet
Name
Date
Math
Exact Trigonometric Values
Recall the exact values of sin, cos and tan for the standard angles 0°, 30°, 45°, 60° and 90° (tan 90° is undefined and not required), and use the table in reverse to identify an angle from a given exact value.
- 1.State the exact value of sin 30°.
- 2.State the exact value of sin 0°.
- 3.State the exact value of cos 45°.
- 4.State the exact value of sin 60°.
- 5.State the exact value of cos 90°.
- 6.State the exact value of sin 45°.
- 7.State the exact value of sin 90°.
- 8.State the exact value of tan 60°.
- 9.State the exact value of tan 30°.
- 10.State the exact value of cos 0°.
- 11.For 0° ≤ theta ≤ 90°, find the angle theta for which sin theta = /2.
- 12.For 0° ≤ theta ≤ 90°, find the angle theta for which sin theta = 1.
- 13.For 0° ≤ theta ≤ 90°, find the angle theta for which tan theta = 1.
- 14.For 0° ≤ theta ≤ 90°, find the angle theta for which cos theta = /2.
- 15.For 0° ≤ theta ≤ 90°, find the angle theta for which sin theta = 12.
- 16.For 0° ≤ theta ≤ 90°, find the angle theta for which cos theta = 0.
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