Polygon Angle Explorer

Exterior Angles of Regular Polygons

insect

Interior Angles of Regular Polygons

Interior Angles of Irregular Polygons

The sum of the interior angles of an n-sided polygon is 180 × n - 360 degrees.

⏯ Regular Exterior ⏯ Regular Interior ⏯ Irregular Interior ⏯ Polygon Profiles

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Transformation Golf

Transformation Golf

Use reflection, translation or rotation to get the ball into the holes on this nine-hole golf course. So far this activity has been accessed 126 times and only 1 person has earned a Transum Trophy for completing it.

The animations above were made for the this video:
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