Is Any 3 Sided Polygon A Triangle? [Solved]

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Is Any 3 Sided Polygon A Triangle? [Solved]

A three-sided polygon is a triangle. There are several different types of triangle (see diagram), including: Equilateral – all the sides are equal lengths, and all the internal angles are 60°. Isosceles – has two equal sides, with the third one a different length. Two of the internal angles are equal.

Three sided polygon ( triangle) and four sided polygon ( quadrilateral)

Triangles

Types of Polygons - MathHelp.com - Geometry Help

For a complete lesson on types of

Every Polygon can be Triangulated Into Exactly n-2 Triangles | Proof by Induction

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