Finding Lengths and Angles Using Cosine Rule

The Cosine Rule Videos

Name: Choosing Between Sine and Cosine Rules
Uploaded: 2026-05-07T04:06:17.573Z
Duration: 22 min 24 s
Description: Watch Choosing Between Sine and Cosine Rules, a free IGCSE Maths revision video from MathsGenie.

Video lessons for Edexcel IGCSE Maths The Cosine Rule. 2 lessons matched to the Edexcel IGCSE Maths (4MA1) specification, each working through the content and then applying it to exam-style questions in Paper 1 and Paper 2 format. Suitable for IGCSE Maths.