Learn how to solve for an unknown variable using parallel lines and a transversal theorems. Two lines are said to be parallel ...

Here's the revised description with all the links removed: Learn how to identify angles from a figure. This video explains how to solve problems using angle relationships between parallel lines and ...

If you took Geometry in High School, you almost definitely learned it as a subject based on rules and axioms discovered by the ancient Greeks. The details of this subject, which I must admit was ...