Hour of Math · SS2 · Unit SSGM9

Bearings and Distances — Applying the Cosine Rule, and Reverse Bearings

Recognise SAS and SSS bearings problems and apply the cosine rule to find a missing distance from two distances and an included angle, combine the cosine and sine rules to find a bearing, and handle the interior-versus-reflex angle decision when directions at a vertex are far apart.

Loading lesson…