Quadrilateral Names and Angle Sum (Interior and Exterior)
- Author:
- Morton Betts
- Topic:
- Angles, Parallelogram, Quadrilaterals, Rectangle, Rhombus, Square, Trapezium
How to name quadrilaterals.
The conditions for naming quadrilaterals.
Proof the sum of interior (inside) angles = 360 deg.
Proof the other three angles equal exterior angle.