Geometry

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Across
  1. 4. A line from one end of the circle to the other going through the center
  2. 7. How much space a 3D object takes up
  3. 8. Straight lines that don’t touch
  4. 12. How much space a 2D object takes up
  5. 13. An irrational number used to calculate the area and circumference of a circle
  6. 14. A side of a 3D shape
  7. 15. How tall something is
  8. 16. Made of more than one shape
  9. 19. The perimeter of a circle
  10. 20. The same side lengths and angles of a shape
Down
  1. 1. A four sided 2D shape with congruent side lengths
  2. 2. How wide something is
  3. 3. A four sided 2D shape
  4. 5. A face unlike another on a pyramid or prism
  5. 6. A 90 degree angle
  6. 9. A line from the edge of the circle to the center
  7. 10. How long something is
  8. 11. A three sided 2D shape
  9. 17. A 180 degree angle
  10. 18. A 3D object with 6 square faces