More Geometry  
Summary 
the angle properties of parallel lines include corresponding, alternate and cointerior angles. the exterior angles of any polygon add up to 360°. compass bearings such as sw and ne and true bearings such as 090°. 
Key Skills 

Vocabulary 
compass bearing, true bearing, polygon, regular polygon, exterior angle, interior angle, equilateral triangle, square, pentagon,hexagon, octagon, decagon. 