4 Sine and Cosine Practice.notebook 1 January 20, 2014 Jan 1717:22 Sine and Cosine Practice L.O. • Revise the sine and cosine rules • Use the sine and cosine rules to find missing sides and angles on triangles Jan 1717:22 Main 1: sine and cosine rules Sine Rule Jan 1717:22 Main 1: sine and cosine rules Cosine Rule Jan 1717:22 Sine and Cosine Practice L.O. • Revise the sine and cosine rules • Use the sine and cosine rules to find missing sides and angles on triangles Jan 1717:22 Main 2: sine and cosine rules Jan 1717:22 Main 2: sine and cosine rules