Quadrilateral Names and Angle Sum (Interior and Exterior)'in kopyası

How to name quadrilaterals.[br]The conditions for naming quadrilaterals.[br]Proof the sum of interior (inside) angles = 360 deg.[br]Proof the other three angles equal exterior angle.
– figen, Morton Betts

Information: Quadrilateral Names and Angle Sum (Interior and Exterior)'in kopyası