A triangle has three internal angles, each one bounded by a pair of adjacent edges; the sum of angles of a triangle always equals a straight angle (180 degrees or π radians). The triangle is …

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A triangle has three sides and three angles. The three angles always add to 180°. There are three special names given to triangles that tell how...

Dec 5, 2025 · A triangle is a three-sided polygon, formed by three line segments, whose end points intersect at points known as the vertices.

The meaning of TRIANGLE is a polygon having three sides. How to use triangle in a sentence.

Let us read more about the triangle shape, the definition of a triangle, the parts of a triangle, the kinds of triangles and the properties of triangles on this page.

Note that a given triangle can be more than one type at the same time. For example, a scalene triangle (no sides the same length) can have one interior angle 90°, making it also a right triangle.

Feb 1, 2024 · A triangle is a fundamental geometric shape composed of three-line segments that intersect at three distinct points. This article aims to cover the definition, types, properties, …

A triangle consists of a set of three distinct vertices, specified in some order.

To explore the truth of this rule, try Math Warehouse's interactive triangle, which allows you to drag around the different sides of a triangle and explore the relationship between the angles …