Across
- 1. A chord that passes through the center of a circle.
- 5. The space on the outside of a 3D object.
- 6. A shape with many sides.
- 7. A 4-sided shape with two adjacent pairs of congruent sides.
- 10. The baby of a rectangle and rhombus.
- 11. A line connecting the middle of the circle to the edge.
- 13. A line that touches two ends on a circle.
- 14. Any shape with two pair of parallels.
- 15. Any five-sided shape.
- 16. A 4-sided shape with only one pair of parallels.
Down
- 2. The space inside a two-dimensional shape.
- 3. Any three-sided shape.
- 4. The outside measure of a shape.
- 8. Any four-sided shape.
- 9. A special name for the perimeter of a circle.
- 11. A 4-sided shape with four congruent sides.
- 12. A 4-sided shape with four right angles.