Geometry Crossword

2. the area of such an outer part or uppermost layer.
5. the measure of a region's size on a surface.
6. the enclosing boundary of a curved geometric figure, especially a circle.
7. a polyhedron made up of two triangular bases and three rectangular sides.
8. a straight line passing from side to side through the center of a body or figure, especially a circle or sphere.
10. a straight line from the center to the circumference of a circle or sphere.
11. the amount of space that a substance or object occupies, or that is enclosed within a container, especially when great.

1. shapes that are made up of other simple shapes or can be partitioned into other simple shapes.
3. a three-dimensional shape, that has six faces (two at the top and bottom and four are lateral faces).
4. the continuous line forming the boundary of a closed geometric figure.
9. the ratio of the circumference of a circle to its diameter