Question

what is triangle


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Answer 1

Answer:

Area: ½ × base × height

Perimeter: sum of side lengths of the triangle

Number of vertices: 3

Number of edges: 3

Internal angle: 60° (for equilateral)

Properties: Convex, cyclic, equilateral, isogonal, isotoxal

Step-by-step explanation:

A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted . In Euclidean geometry any three points, when non-collinear, determine a unique triangle and simultaneously, a unique plane (i.e. a two-dimensional Euclidean space).

Answer 2

Answer:

triangle is a geometrical closed figure made by three line segments

Step-by-step explanation:

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