A visual explanation of angles.

A simple, step-by-step, visual guide showing you how to use right angle triangles to solve geometry problems.

A simple, step-by-step, visual guide showing you how to prove the angles of a regular polygon equal 180° x (n-2).

A simple, visual, step-by-step guide on how to show the angles in a triangle add up to 180°.

A simple, step-by-step, visual guide showing you how to work out the angles on bisecting lines.

A simple, step-by-step, visual guide showing you how to bisect lines and angles.

A simple, step-by-step, visual guide showing you how to draw a perfect five-pointed star.

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