One of the figure which has no flat surface is Sphere.
the flat surfaces of a solid figure are the
A SPHERE has no vertices and no FLAT surfaces
pentagon
cylinder
A cube
the flat surfaces of a solid figure are the
A SPHERE has no vertices and no FLAT surfaces
What figure has 6 flat surfaces that all look exactly the same
A sphere.
A cylinder
pentagon
cylinder
A cube
A face is the flat surface on a solid figure. For example, a triangular prism has five flat surfaces and therefore five faces.
The flat surface of a solid figure is called a face. For example, a rectangular prism has 6 flat surfaces and therefore 6 faces.
sphere
Not in Euclidean geometry.