Lessons on Trigonometry

4 Part GCSE Lessons

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Exact Trigonometric Solutions
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3D Trigonometry
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Cosine Rule – Finding Angles
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Cosine Rule – Finding Lengths
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Sine Rule
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Trigonometry – Angles in Right-Angled Triangles
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Trigonometry – Area of Triangles
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Trigonometrical Graphs
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Trigonometry Introduction
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Trigonometry – Lengths in Right-Angled Triangles
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Trigonometry – Problems with Right-Angled Triangles

Revision Lessons

Algebra
Revising Trigonometric Graphs and Equations
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Revising 3D Trigonometry
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Revising Trigonometry in Right-Angled Triangles
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Revising the Cosine Rule
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Revising the Sine Rule

Mr Mathematics Blog

Writing a Single Column Vector

Visual and algebraic methods for writing a single column vector.

Teaching Reciprocals of Numbers and Terms

How to teach working out the reciprocal of integers, fractions, decimals and mixed numbers.

Proving Geometrical Relationships using Algebra

How to teach proving geometrical properties using algebra.