Lesson 16: Parallel lines and the angles in a triangle (K-A)

S#	Lecture	Course	Institute	Discipline
1	Angles in a triangle sum to 180Â° proof (K-A)	Lesson 16: Parallel lines and the angles in a triangle (K-A)	Khan Academy	Basic and Health Sciences
2	Triangle exterior angle example (K-A)	Lesson 16: Parallel lines and the angles in a triangle (K-A)	Khan Academy	Basic and Health Sciences
3	Worked example: Triangle angles (intersecting lines) (K-A)	Lesson 16: Parallel lines and the angles in a triangle (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