Pure Mathematics · E

Trigonometry.
12 clear lessons.

Radian measure, identities, trig graphs, equations and modelling.

E Topic12 lesson units

E · LESSON LIBRARY

Choose a
lesson.

Each lesson opens a short description, learning structure and vertical video area.

E1 · LESSON PAGE

Sine, cosine and tangent

Learn sine, cosine and tangent through a concise visual explanation, guided mathematical reasoning and a worked example.

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E2 · LESSON PAGE

Sine rule and cosine rule

Learn sine rule and cosine rule through a concise visual explanation, guided mathematical reasoning and a worked example.

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E3 · LESSON PAGE

Area of triangle

Learn area of triangle through a concise visual explanation, guided mathematical reasoning and a worked example.

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E4 · LESSON PAGE

Radian measure

Learn radian measure through a concise visual explanation, guided mathematical reasoning and a worked example.

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E5 · LESSON PAGE

Small angle approximations

Learn small angle approximations through a concise visual explanation, guided mathematical reasoning and a worked example.

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E6 · LESSON PAGE

Trig graphs

Learn trig graphs through a concise visual explanation, guided mathematical reasoning and a worked example.

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E7 · LESSON PAGE

Exact values

Learn exact values through a concise visual explanation, guided mathematical reasoning and a worked example.

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E8 · LESSON PAGE

Sec, cosec and cot

Learn sec, cosec and cot through a concise visual explanation, guided mathematical reasoning and a worked example.

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E9 · LESSON PAGE

Trig identities

Learn trig identities through a concise visual explanation, guided mathematical reasoning and a worked example.

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E10 · LESSON PAGE

Double angle formulae

Learn double angle formulae through a concise visual explanation, guided mathematical reasoning and a worked example.

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E11 · LESSON PAGE

Trig equations

Learn trig equations through a concise visual explanation, guided mathematical reasoning and a worked example.

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E12 · LESSON PAGE

Trig modelling

Learn trig modelling through a concise visual explanation, guided mathematical reasoning and a worked example.

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