Geometry
Go to the intro resource3 resources
⬡ Website
Video series
Problem sets & exercises
Geometry - Khan Academy
Full geometry course covering angles triangles proofs circles transformations and coordinate geometry with practice.
⬡ Website
Full course
Problem sets & exercises
Introduction to Geometry - SchoolYourself / edX
Interactive geometry course covering angles proofs triangles circles and coordinate geometry with adaptive exercises.
T
▶ YouTube
Single video
The Beauty of Geometry - intro video
A stunning 25-minute exploration of how geometry underlies some of the most beautiful results in mathematics.