1
a flat shape with four sides, two of which are parallel
2
a flat shape with four sides and four 90° angles, with opposite sides of equal length and two sides longer than the other two
3
a flat, five-sided shape with five angles
4
a solid or hollow tube with long straight sides and two circular ends the same size, or an object shaped like this, often used as a container
5
a flat shape with three straight sides
6
a flat shape that has six straight sides
7
a flat shape with three or more straight sides
8
shaped like a circle that is flattened so that it is like an egg or an ellipse
9
a continuous curved line, the points of which are always the same distance away from a fixed central point, or the area inside such a line
10
a solid object with six square sides of equal size
