Geometry Mania

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Across
  1. 2. Ice cream
  2. 4. The distance around a circle
  3. 6. PI x r^2
  4. 7. A shape that can fly in the sky
  5. 9. Found in Africa
  6. 11. A set of all points in a plane
  7. 12. Line segment that goes through the center of a circle
  8. 13. Amount of space inside a shape
  9. 16. Shapes that are not flat
  10. 18. Area between two concentric circles
  11. 19. Identified by a dot, named by a letter
  12. 20. All sides are equal, 2 pairs of parallel sides
Down
  1. 1. It has no sides or edges
  2. 2. Two circles that share a center point
  3. 3. 1/2BH
  4. 5. The study of shapes
  5. 8. A shape with 1 pair of parallel sides
  6. 10. Dessert
  7. 14. Soda can
  8. 15. The distance from the cents to the circumference
  9. 17. Area between 2 radii
  10. 19. 3D square