# Difference between revisions of "Triangle"

From Conservapedia

(euclidean) |
|||

Line 1: | Line 1: | ||

− | A triangle is a three-sided figure. | + | A '''triangle''' is a three-sided figure. |

In Euclidean geometry, each side of a triangle is perfectly straight, and the sum of the internal angles of a triangle is always 180º. | In Euclidean geometry, each side of a triangle is perfectly straight, and the sum of the internal angles of a triangle is always 180º. |

## Revision as of 12:26, 14 May 2007

A **triangle** is a three-sided figure.

In Euclidean geometry, each side of a triangle is perfectly straight, and the sum of the internal angles of a triangle is always 180º.

A right triangle has one 90º angle. Right triangles have special properties (see trigonometry).

See: polygon