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Trigonometry

Trigonometry is used extensively in surveying, building and engineering. It is concerned with the relationship between the sides and angles of a triangle.

Try the following questions to refresh your memory and check your skills. If you have any difficulty follow the underlined links for further information.

Use the menu bar at the bottom of the page to return or to contact the Maths Learning Service.

Self-Test

Questions
1. Express $0\mbox{.}6 ° $ in minutes.
2. Express $15′$ in degrees.
3. What is the angle $θ$ below?

4. Find $\sin θ$ and $\tan θ$ for the triangle below.

5. What is the angle $b$ in the triangle below?

6. What is the length of the side $AB$ in triangle $ABC$ ?