They are a square, a triangle and a circle...
The 3 basic leaf shapes are Lobed, Smoothed, and Toothed.
Displacement, Semi Displacement and planing
Polygons !
Polyhedrons
a triangle
it is called geometricly 3-d
A point, a line, a plane and a [3-d] space
They are polygons and they have 3 or more sides
There are infinitely many 3-D shapes so it is not possible to name them individually.
The three dimensional figures are called Space figures
yes there are shapes called 3 congruent figures
a cube has parallel faces so does a cuboid and so does a cylinder and also if you want to find out lots more stuff about 3-D shapes or 2-D shapes see the website in the related link