Real math help.
What are Interior and Exterior Angles of a Polygon?
Note:
Sometimes a math term can really tell you a lot about the thing it's describing. Think about the terms interior angle and exterior angle. Can you guess where each is located on a polygon? Take a look at this tutorial to find the answer and learn about interior and exterior angles!
Background Tutorials
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Planes and Angles
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What is an Angle?
Angles are a fundamental building block for creating all sorts of shapes! In this tutorial, learn about how an angle is formed, how to name an angle, and how an angle is measured. Take a look!
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Polygon Definitions
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What is a Polygon?
Got a closed figure with three or more sides? Then you have a polygon! In this tutorial, you'll learn about the properties of a polygon, see the names of the most popular polygons, and learn how to identify polygons. Check it out!
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Further Exploration
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Finding Angles in Polygons
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How Do You Find the Measures of Exterior Angles of a Polygon if You Know the Interior Angles?
Trying to figure out the measurements of the exterior angles of a polygon? Got the interior angle measurements? If so, then you can set up equations using those interior angles and solve to find you exterior angles. This tutorial shows you how!
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How Do You Find Measures of Missing Exterior Angles?
Looking for the missing measurements of exterior angles in a polygon? If you already have the other exterior angle measurements, you can use those to help you find your missing measurements! How? Remember, the sum of the exterior angles of ANY polygon is always 360 degrees. Check out this tutorial and see how to use this knowledge to find those missing measurements!
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