Printable · GCSE Foundation · ages 14-16
Exact trigonometric values worksheet — GCSE Foundation
Fifteen questions on "exact trigonometric values" — DfE statement G21. Print it, or print three versions so neighbours cannot copy by letter; the key gives the letter for each version.
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Exact trigonometric values worksheet — GCSE Foundation
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- 1.Work out the exact value of cos 0° − sin 30°.
- 2.Write down the exact value of tan 45°.
- 3.Write down the exact value of cos 60°.
- 4.A right-angled triangle has a hypotenuse of 10 cm. One of its other angles is 45°. Work out the exact length of one of the two shorter sides.
- 5.Work out the exact value of sin 45° × cos 45°.
- 6.Here are four trigonometric ratios of special angles. Write down the one that does not have a value.
- 7.A right-angled triangle has a hypotenuse of 14 cm. One of the other angles is 30°. Work out the exact length of the side opposite the 30° angle.
- 8.Write down the exact value of cos 30°.
- 9.Work out the exact value of (sin 30°)² + (cos 30°)².
- 10.Put sin 30°, tan 30° and cos 30° in order of size, starting with the smallest.
- 11.Work out the exact value of (cos 45°)² + (sin 45°)².
- 12.Write down the exact value of sin 0°.
- 13.Write down the exact value of cos 45°.
- 14.Each of these has an exact value. Write down the one whose value is the greatest.
- 15.Work out the exact value of tan 30° + tan 30°.
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