Let's be mathematically smart!!! Crossword

This printable crossword puzzle has 12 clues. Answers range from 4 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

when i am turned around and I will come back to my original state
i'm 3D and i look like a ball
It takes up space
i'm a flat, four sided 2D shape, we all look different
I have five sides, but I am not a star
even if you move me, I won't change shape, size or direction
look at me from the top, side or front
I have 3 sides, and I am very strong on my own
many don't know about me, but I have 7 sides, what am I?
i'm flat with 6 sides
i look like a coke can
the flat surface of a 3D shape