Interactive Triangles
Read about Triangles, and then play with them here.
They rotate, too! So you can become familiar with them from all angles.
images/triangle.js?mode=choose
Note: the three angles of a triangle add to 180°
Read about Triangles, and then play with them here.
They rotate, too! So you can become familiar with them from all angles.
Note: the three angles of a triangle add to 180°