Quadrilaterals (K-A)

S#	Lecture	Course	Institute	Discipline
1	Identifying quadrilaterals (K-A)	Quadrilaterals (K-A)	Khan Academy	Basic and Health Sciences
2	Intro to quadrilaterals (K-A)	Quadrilaterals (K-A)	Khan Academy	Basic and Health Sciences
3	Right angles in shapes (informal definition) (K-A)	Quadrilaterals (K-A)	Khan Academy	Basic and Health Sciences

Sialkot Chamber of Commerce & Industry P.O. Box 1870, Shahrah-e-Aiwan-e-Sanat-o-Tijarat, Sialkot City 51310 – Pakistan