Circles and Angles

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Across
  1. 1. a solid shape with two matching bases and flat sides
  2. 4. the distance from the center of a circle to the edge
  3. 6. a measurement such as length width or height
  4. 7. the number used to connect diameter and circumference
  5. 9. the distance around the outside of a circle
  6. 11. a flat surface that can cut through a solid shape (not the thing that flies in the sky)
  7. 14. the distance across a circle through the center
  8. 15. a solid shape with two circle bases and one curved side
Down
  1. 1. a solid shape with one base and triangle faces meeting at one point
  2. 2. two angles that add up to 90 degrees
  3. 3. next to each other or sharing a side
  4. 5. an angle inside a shape
  5. 8. the flat shape made when a solid is cut through
  6. 10. two angles that add up to 180 degrees
  7. 12. a straight line from end to end of the circle's perimeter
  8. 13. to cut through a solid shape to see the flat shape inside
  9. 15. a solid shape with one circle base and one point