Trigonometry

0 of 15 topics done

Trigonometric ratios

1Name sides and state trigonometric ratiosOpen, set of 8Lesson Practice

2Evaluate a trigonometric ratio, and find an angle from its valueOpen, set of 8Lesson Practice

3Choose a trigonometric ratioOpen, set of 8Lesson Practice

Finding unknown sides

4Find an unknown side of a right-angled triangleOpen, set of 8Lesson Practice

Finding unknown angles

5Evaluate a trigonometric ratio, and find an angle from its valueOpen, set of 8Lesson Practice

6Find an angle of a right-angled triangle from two sidesOpen, set of 8Lesson Practice

Solving right-angled triangles

7Solve a practical right-angled-triangle problemOpen, set of 8Lesson Practice

Elevation and depression

8Angles of elevation and depressionOpen, set of 8Lesson Practice

Bearings and navigation

9Read and state three-figure bearingsOpen, set of 8Lesson Practice

10Solve a navigation problem with bearingsOpen, set of 8Lesson Practice

Sine rule

11Use the sine rule in a non-right-angled triangleOpen, set of 8Lesson Practice

12The ambiguous case of the sine ruleOpen, set of 8Lesson Practice

Cosine rule

13Use the cosine rule in a non-right-angled triangleOpen, set of 8Lesson Practice

14Choose the rule a triangle problem needsOpen, set of 8Lesson Practice

15Solve a practical triangle problem end to endOpen, set of 8Lesson Practice

Triangle area

16Choose the rule a triangle problem needsOpen, set of 8Lesson Practice

17Find the area of a triangleOpen, set of 8Lesson Practice

18Solve a practical triangle problem end to endOpen, set of 8Lesson Practice