plane
A plane the desert
It does not have a flat surface.
Theoretically, planes are flat surfaces that extend into infinity = no boundaries
A plane is a flat surface with no thickness
no. an angle is a pointed surface that has 2 boundaries.
plane
A sphere
a plane
A plane the desert
A base!
The flat surface that goes on and on in all directions has no boundaries. This flat surface is called infinite surface. Accordingly, the answer is that the flat surface that goes on and on in all directions is called an infinite surface.
plane perras
Face.
A face.
a cone has one flat surface one vertex and no edge.
its a lens...1 curved edge = a circle, 1 flat surface = back, 1 curved surface = front. (these are used in some battery-less flashlights, as an example.)