Math Crossword Puzzle

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Across
  1. 3. angles - Two angles that add up to 180 degrees.
  2. 5. lines - Lines that never meet, no matter how far they are extended.
  3. 6. - A polygon with eight sides.
  4. 7. - A line passing through the center of a circle, touching two points on its edge.
  5. 14. angles - Two angles that add up to 90 degrees.
  6. 15. segment - A straight path between two points.
  7. 16. - A line that starts at one point and extends infinitely in one direction.
  8. 17. - A shape with three sides and three angles.
  9. 19. - A line segment connecting two points on a circle.
  10. 24. triangle - A triangle with all sides and angles equal.
  11. 26. angles - Angles that have the same measure.
  12. 27. - A 3D shape with a polygon base and triangular faces meeting at a point.
  13. 29. - A polygon with six sides.
  14. 30. - A polygon with four sides.
  15. 32. - A round plane figure where all points are equidistant from the center.
  16. 34. - A 3D shape where all points are equidistant from the center.
  17. 35. - The space between two intersecting lines at a point.
  18. 37. - A solid figure with flat polygonal faces, edges, and vertices.
  19. 39. - A polygon with ten sides.
Down
  1. 1. - A point where two or more lines or edges meet.
  2. 2. - A flat surface of a solid figure.
  3. 3. triangle - A triangle with all sides of different lengths.
  4. 4. angle - An angle exactly 90 degrees.
  5. 8. - A quadrilateral with one pair of parallel sides.
  6. 9. - A rectangle with all sides equal.
  7. 10. - A quadrilateral with opposite sides equal and all angles 90 degrees.
  8. 11. - A closed figure with three or more straight sides.
  9. 12. angles - Angles formed by two chords in a circle that share an endpoint on the circle.
  10. 13. - A 3D shape with two parallel circular bases connected by a curved surface.
  11. 18. lines - Lines that meet to form a 90-degree angle.
  12. 20. geometry - The study of complex patterns that look similar at different scales.
  13. 21. angle - An angle greater than 90 degrees but less than 180 degrees.
  14. 22. angle - An angle smaller than 90 degrees.
  15. 23. - A quadrilateral with opposite sides parallel and equal.
  16. 25. - A line segment from the center of a circle to its edge.
  17. 28. triangle - A triangle with two sides of equal length.
  18. 31. - A part of the circumference of a circle.
  19. 33. - A 3D shape with a circular base tapering to a point.
  20. 36. - A line segment joining two vertices in a shape.
  21. 38. - A quadrilateral with all sides equal and opposite angles equal.