A triangle is a polygon. It can be regular or irregular. If it's regular, then all three sides are the same length, and it's called an "equilateral triangle". If all three sides aren't the same length, then it's an irregular polygon.
A polygon with 6 sides is called a hexagon.
A polygon with 12 sides is called a dodecagon.
The basic shape with 3 sides and 3 corners is called a triangle. A triangle is a polygon with three straight sides and three angles. It is the simplest polygon in Euclidean geometry.
It's called a "polygon".
There is no name because such a polygon does not exist. A polygon must have at least three sides.
A Polygon
A polygon with 3 sides is called triangle A polygon with 4 sides is called quadrilateral A polygon with 5 sides is called pentagon A polygon with 6 sides is called hexagon A polygon with 7 sides is called heptagon A polygon with 8 sides is called octagon
A three-sided polygon is called a triangle. If two of the sides are of the same length, it is said to be an isosceles triangle.
A polygon can have any number of sides above three. The name of a three-sided polygon is a triangle.
That would be a polygon
That is called a polygon.
A triangle, by definition, has three sides. A polygon with five sides is called a pentagon.
No polygon can have less than three sides.
A polygon with three sides is a triangle, the prefix tri- meaning three.
A polygon.
A polygon with 7 sides is called a heptagon.