Geometry Crossword

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Across
  1. 4. figure with at least two sides of equal length
  2. 7. lines that never intersect
  3. 11. makes a figure smaller or bigger
  4. 12. half a diameter
  5. 13. half of central angle or arc measure
  6. 15. equal to 180 degrees
  7. 16. 90 degree angle
  8. 17. total measurement of a 3D Shape
  9. 19. equals the measure of an central angle
  10. 20. 3D shape of squares
  11. 21. a pie-sliced shape portion of a circle
  12. 22. shape with all four counrgrent sides
  13. 23. lines that lie on the same plane
  14. 26. a section of a circumference
  15. 27. a line with two endpoints
  16. 30. equal to 90 degrees
Down
  1. 1. the grid system with the x-axis and y-axis
  2. 2. shape with one pair of parallel sides
  3. 3. a mirror image
  4. 5. a line that starts at a fixed point
  5. 6. angle meets at the middle of the circle
  6. 8. lines that intersect two lines at two distinct points
  7. 9. a ray that cuts an angle in half
  8. 10. distance around a circle
  9. 14. measure of angles
  10. 18. figure with no equal sides
  11. 24. turns a figure around at a fixed point
  12. 25. shape with four equal sides and angles
  13. 28. math that is concerned with size, shapes, and dimensions
  14. 29. the amount of space a 3D shape occupies
  15. 31. extends forever with no endpoint