# 10 AUTUMN 1

#### Surds and Trigonometry

Lesson 1 – The opposite side and the hypotenuse

Lesson 2 – Using the sine ratio to find the opposite side

Lesson 3 – Using the sine ratio to find the hypotenuse

Lesson 4 – Using inverse sine to find the opposite angle

Lesson 5 – Understanding the Cosine ratio

Lesson 6 – Cosine and Pythagoras Pile Up

Lesson 7 – Understanding the Tangent ratio

Lesson8 – Making the right choice…

Lesson 9 – Finding any missing length in a right angled triangle

Lesson 10 – Finding any missing angles in a right angled triangle

Lesson 11 – Trigonometry without a calculator

Lesson 12 – Understanding the Sine Rule

Lesson 13 – Using the Sine Rule to calculate a missing length in any type of triangle

Lesson 14 – Using the Sine Rule to calculate a missing angle in any type of triangle

Lesson 15 – Understanding the Cosine Rule

Lesson 16 – Using the Cosine Rule to calculate a missing length in any type of triangle

Lesson 17 – Using the Cosine Rule to calculate a missing angle in any type of triangle

Lesson 18 – Using the Sine Rule and the Cosine Rule

Lesson 19 – Area of any type of triangle using Trigonometry

Lesson 20 – Sketching and recognising Sin, Cos and Tan Graphs

Lesson 21 – Solving Trigonometric Equations

Lesson 22 – Autumn 1 Goal Free Problems