A quadrilateral is a 2D shape that has 4 sides
a face
That would be a square :D
A 2-D shape with seven sides is called a HEPTAGON.
A dodecagon has 12 sides.
A pyramid.
-4
-4
A square pyramid. One base, and 4 sides.
A quadrilateral is a 2D shape that has 4 sides
a square...it's a cube that is 3-d square
How about a triangle which is a 2 dimensional shape with 3 sides
-3
-3
a face
-2
It doesn't exist. The least number of sides for a 3-D shape only made of triangles is 4.