Sine rule definition

To solve a triangle is to find the lengths of each of its sides and all its angles.

The sine rule is used when we are given either
[a] two angles and one side, or
[b] two sides and a non-included angle.

Skill builder questions

Practice worksheet – 1 Angle of any magnitude
Practice worksheet – 2 Convert degree – radian
Practice worksheet – 3 Measure angle worksheet