Triangle

Triangle
A triangle
Edges an vertices	3
Schläfli seembol	{3} (for equilateral)
Aurie	various methods
Internal angle (degrees)	60° (for equilateral)

In geometry, a triangle is the flet set generate bi connectin three pynts, that isna collinear, wi straucht-line segments. It is a three-sidit polygon.

The internal angles o a triangle eiks up tae 180 degrees.

The'r three kynds o triangle: aquilateral, whaur aa three sides is aqual; isoceles, whaur twa sides is aqual juist; an scalene, whaur nane o the sides is aqual tae onie o the ithers.