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ZIMSEC A-Level Pure Mathematics

6.4Trigonometry

Trigonometry in ZIMSEC A-Level Pure Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Topic124 practice questions6 lessons
Practise this topicAll Pure Mathematics topics

Overview

Form 5 only.

In this topic

Lessons

  • Radians, arcs, sectors and segments

    45 min

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  • Basic trigonometric identities and equations

    50 min

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  • Compound-angle and double-angle formulae

    40 min

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  • Secant, cosecant and cotangent

    45 min

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  • The harmonic form R sin(θ ± α) and R cos(θ ± α)

    45 min

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  • Trigonometric graphs, exact values and inverse functions

    45 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Trigonometry: sample question

1 mark

Solve sin⁡x=−12\sin x = -\frac{1}{2} for 0∘≤x≤360∘0^\circ \le x \le 360^\circ.

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