# The Sine Rule

The sine rule states that the ratio of any side to the sine of its opposite angle is the same for all three sides of a triangle. The tutor explains how that works and how to use the sine rule to solve problems.… more

The sine rule states that the ratio of any side to the sine of its opposite angle is the same for all three sides of a triangle. The tutor explains how that works and how to use the sine rule to solve problems. In this GCSE Maths revision video, our GCSE Maths tutor discusses The Sine Rule.