If the sides are all the same length or close to it, it would look like a circle. However, it would technically be called a 3000000-gon.
A ten-sided 2D polygon is known as a decagon.
A nonagon is a 2D shape and there is not a 3D equivalent shape.
2d
A television set is a 3D shape. The image (picture) on the television screen is a 2D shape. 3D is when it has length, width, and height. 2D is only length and width.
As a 2D polygon shape it is an 8 sided octagon.
Dodecagon is the name for the regular 12 sided polygon, meaning that all its side lengths and angles are the same. Not sure if there is a name for a general 12 sided 2d shape.
QUADRILATERAL its spelled right.
A 2D shape with 9 sides is called a Nonagon.
No. A 2d shape is a plane area, which may be regarded as a face, which is bounded by a side or sides.
They both have a face, not a :) face but a side of a shape is called a face and a 2d and 3d shape both show a face of the shape
a trapezoid
Octagon
2D shapes include squares, triangles, rectangles and circles.
A '2d' ( 2-dimensional) shapoe is a straight line, or a polygon.
Square
Tetradecagon.
hexagon