How To Calculate The Interior Angles and Exterior Angles of a Regular Polygon

This geometry video tutorial explains how to calculate the interior angles and the exterior angles of a regular polygon. Examples include the pentagon, hexagon, and the octagon.

Angles of Regular Polygons:

Quadrilaterals:

Parallelograms:

Rectangles - Special Quadrilaterals:

Isosceles Trapezoids:

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The Rhombus:

Kites:

Proving Parallelograms:

Proving a Quadrilateral Is a Kite:

Proving a Quadrilateral Is a Rhombus:

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Proving Isosceles Trapezoids:

2 Column Proofs - Quadrilateral:

Skew Lines:

Points, Lines, Planes, & Segments:

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Final Exams and Video Playlists:

Full-Length Videos and Worksheets:

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