# 8.3 Further trigonometry

• #### Maths IGCSE E8.40 The Sine rule

The Sine rule – Maths IGCSE Extended Power Point presentation, 11 slides, Explaining how to use the sine rule to solve any triangle when we are […]

£3.50
• #### Maths IGCSE E8.50 The Cosine rule

The Cosine rule – Maths IGCSE Extended Power Point presentation, 5 slides, Explaining how to use the cosine rule to solve any triangle if two sides […]

£3.50
• #### Maths IGCSE E8.51 Problem solving: sine rule and cosine rule

Problem solving using sine rule and cosine rule – Maths IGCSE Extended Power Point presentation, 9 slides, Explaining how to solve problems involving non-right angled triangles, […]

£3.50
• #### Maths IGCSE E8.60 The Area of a triangle

The Area of a triangle – Maths IGCSE Extended Power Point presentation, 7 slides, Explaining how to calculate the area of any triangle using trigonometry given […]

£3.50
• #### Maths IGCSE E8.70 Angles of elevation and depression

Angles of elevation and depression – Maths IGCSE Extended Power point presentation with 9 slides explaining how to use trigonometric ratios solving  problems involving angles of […]

£3.50
• #### Maths IGCSE E8.71 True Bearing

True Bearing – Maths IGCSE Extended Power Point presentation, 10 slides, Explaining what true bearings are and how to use trigonometry to solve problems involving bearings. […]

£3.50
• #### Maths IGCSE E8.72 3D Trigonometry

3D Problems with trigonometry – Maths IGCSE Extended Power Point presentation, 9 slides, Explaining with examples how to use trigonometry to solve problems about 3D shapes. […]

£3.50
• #### Maths IGCSE E8.73 The angle between a line and a plane

The angle between a line and a plane – Maths IGCSE Extended Power Point presentation, 6 slides, Explaining with examples how to find the angle between […]

£3.50