The math word "side" is referenced in the pages listed below.
Adjacent sides definition: Two lines that meet at a polygon vertex.
Included side definition: The common leg of two angles.
Describes how the smallest angle is opposite the shortest side, and the largest angle is opposite the longest side.
Similar triangles - two sides in same proportion, included angle the same. SAS
The sides of a polygon are defined and two formulas for finding the side length for a regular polygon.
Congruent triangles - all three sides equal. SSS
Similar triangles - all three sides in same proportion. SSS
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