Get a fresh, colourful angle on the basics of geometry! What are angles? Do you know the difference between a triangle and a quadrilateral? These videos on the basics of geometry will help you ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. They all have straight rays or sides if they're part of a shape and a vertex, that's the point where ...

EVANSTON, Ill. (WLS) -- If you think back to your high school geometry class, more than likely you sat at your desk, memorizing theories you weren't sure you'd use again. But a new course at Evanston ...