A triangle is a 2D shape with three sides and three angles. The angles in a triangle add up to 180°. The properties of different kinds of triangles are listed below.

A square and a rectangle, a circle and a triangle. BOY: If you’re looking for a square, you can see them everywhere. Images of the shapes appear as they are mentioned in the song. BOY ...

Now it’s time to step into the future with more memory and talk about what modern 2D games still do to this ... Rasterization draws entire shapes — triangles, lines and rectangles — into ...