Trigonometry: 2D Area, Sin, Cos Rule Gr11 | Online Maths

Trigonometry 2D
Gr 11

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Lesson 1 Area Rule Introduction

Lesson 2 Area Rule Practice Example

Lesson 3 Sin or sine rule Introduction

Lesson 4 Sin or sine rule practice example

Lesson 5 Cos or cosine rule Introduction

Lesson 6 Cos or cosine rule practice example

Lesson 7 Sin and cos rule Exam Question

Lesson 8 Cos and area rule Exam Question

Lesson 9 Sine rule difficult exam question

Lesson 10 Proof of area rule

Lesson 11 Proof of sine rule

Lesson 12 Proof of cosine rule