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Shared lesson activities for The Sum of Interior Angles of a Pentagon
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Angle sum of any polygon - Maths Tutorials
How to calculate the interior angle sum of any polygon by splitting it into triangles. Not sure what a polygon is? Start from the beginning: ...
Geometry 6.1 Polygon Angle-Sum Theorems
This lesson explores the interior angle-sum theorem and the exterior angle-sum theorem for polygons.
Polygons: The Sum of Interior Angles
This video demonstrates how to find the sum of the interior angles of any polygon. The video also makes the distinction between regular polygons and ...
Sum of Interior or Internal angles of a polygon : Derivation of a Formula
Derivation of formula to find sum of interior angles of a polygon.Learn to derive a formula to find number of unique possible diagonals of a polynomial. Formula...
Geometry - Finding the value of x for interior angle of a polygon
In this video you will learn how to determine the angle measure and sum of angle measures for interior and exterior polygons.
Find the sum of the measures of the interior angles of each convex polygon
In this video I do three examples.
Interior Angles of Polygons made simple animation - GCSE maths revision
The trick to easily finding the interior angles of a polygon. Essential GCSE maths revision. This introduces the formula (n-2)x180 for the sum of the interior a...
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