geometry crossword puzzle

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Across
  1. 1. a surface generated by rotating a line around a fixed line
  2. 3. in or near an inner area
  3. 5. Line segments in geometric figures that compose the exterior of the object.
  4. 6. A two-dimensional, closed, four-sided figure with four right angles.
  5. 7. determine the dimensions of something
  6. 11. three-dimensional figure with identical ends
  7. 13. A solid or hollow object that tapers from a circular or roughly circular base to a point.
  8. 15. an area that is in the middle of some larger region
  9. 16. A round body whose surface is at all points equidistant from the center.
  10. 17. written on or in a surface
  11. 18. The meeting of two faces on a three-dimensional shape.
  12. 20. A closed four-sided figure with parallel opposite sides.
  13. 23. three-dimensional figure on which the faces are triangular and converge to a single point at the top
  14. 24. extending toward the middle
  15. 29. A closed figure with three sides.
  16. 30. ratio of the adjacent side to the hypotenuse of a right-angled triangle
  17. 32. a continuous portion of a circle
  18. 34. Without a curve.
  19. 35. Two lines that meet to make a corner.
  20. 36. A closed figure with eight sides.
  21. 37. A specific position on a line, plane, or in space.
  22. 40. a triangle whose interior angles are all acute
  23. 41. lying in the same plane
  24. 43. A closed figure with five sides.
  25. 44. being essentially comparable to something
Down
  1. 2. Words and phrases that describe the location
  2. 3. the length of the closed curve of a circle
  3. 4. two sides of a two-dimensional figure
  4. 8. the property created by the space between two objects
  5. 9. A flat two-dimensional surface
  6. 10. the length of a straight line through the center of a circle
  7. 12. special type of rectangle that has equilateral (same length) sides
  8. 13. A three-dimensional figure with identical equilateral squares as faces
  9. 14. Identical in size and shape.
  10. 19. Sides that are the same length.
  11. 21. an angle less than 90 degrees but more than 0 degrees
  12. 22. A closed figure with seven sides.
  13. 25. large, medium, less than and greater than
  14. 26. A closed figure with six sides.
  15. 27. a plane-like quality.
  16. 28. A two-dimensional shape in which all points on the curved line are equidistant from a center point.
  17. 31. Surface planes of three-dimensional shapes.
  18. 33. a combination of three or more notes that blend harmoniously
  19. 38. Having curvy or undulating attributes
  20. 39. Two lines in a two-dimensional space that do not meet
  21. 42. An informal word to describe angles of objects.