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Grade 12 · Mathematics

Grade 12 Trigonometry worksheet

20 questions on trigonometry. The answer key is a separate download.

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What is on the worksheet

  1. In a right triangle, the legs opposite and adjacent to θ are 18 cm and 11 cm. Find tan θ as a fraction.

  2. In a right triangle, the legs opposite and adjacent to θ are 16 cm and 22 cm. Find tan θ as a fraction.

  3. In a right triangle, the legs opposite and adjacent to θ are 10 cm and 35 cm. Find tan θ as a fraction.

  4. In a right triangle, the side opposite θ is 48 cm and the hypotenuse is 102 cm. Find sin θ as a fraction.

  5. In a right triangle, the legs opposite and adjacent to θ are 21 cm and 14 cm. Find tan θ as a fraction.

  6. In a right triangle, the legs opposite and adjacent to θ are 31 cm and 30 cm. Find tan θ as a fraction.

  7. In a right triangle, the legs opposite and adjacent to θ are 18 cm and 5 cm. Find tan θ as a fraction.

  8. In a right triangle, the legs opposite and adjacent to θ are 13 cm and 39 cm. Find tan θ as a fraction.

  9. 270° equals kπ radians. Find k as a fraction or integer.

  10. In a right triangle, the legs opposite and adjacent to θ are 2 cm and 26 cm. Find tan θ as a fraction.

  11. In a right triangle, the legs opposite and adjacent to θ are 30 cm and 11 cm. Find tan θ as a fraction.

  12. In a right triangle, the legs opposite and adjacent to θ are 21 cm and 6 cm. Find tan θ as a fraction.

  13. In a right triangle, the legs opposite and adjacent to θ are 23 cm and 39 cm. Find tan θ as a fraction.

  14. In a right triangle, the legs opposite and adjacent to θ are 27 cm and 14 cm. Find tan θ as a fraction.

  15. In a right triangle, the legs opposite and adjacent to θ are 13 cm and 12 cm. Find tan θ as a fraction.

  16. In a right triangle, the legs opposite and adjacent to θ are 26 cm and 36 cm. Find tan θ as a fraction.

  17. In a right triangle, the side opposite θ is 95 cm and the hypotenuse is 247 cm. Find sin θ as a fraction.

  18. In a right triangle, the legs opposite and adjacent to θ are 22 cm and 12 cm. Find tan θ as a fraction.

  19. In a right triangle, the legs opposite and adjacent to θ are 30 cm and 27 cm. Find tan θ as a fraction.

  20. In a right triangle, the legs opposite and adjacent to θ are 7 cm and 21 cm. Find tan θ as a fraction.

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