Geometry Crossword

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Across
  1. 2. one dimensional shape with four equal sides
  2. 4. comparison of two numbers by division
  3. 7. the distance across a circle
  4. 9. a parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides.
  5. 12. a location
  6. 15. two coplanar angles with a common vertex and a common side between them
  7. 21. triangle with all sides congruent
  8. 23. the line segment joining any two points on the circumference of the circle
  9. 25. is the part of a line that contains an endpoint and all points extending in the other direction.
  10. 26. angle whose measure is 180 degrees
  11. 27. formed when two straight lines or rays meet at a common endpoint
  12. 29. triangle with an obtuse angle.
  13. 31. angles that have the same measure
  14. 35. two lines that intersect to form right angles
  15. 37. two angles whose sum is 90 degrees
  16. 40. equation that states two ratios are equal
  17. 43. an angle that measures 90 degrees
  18. 44. a line that touches the curve or a circle at a point
  19. 46. triangle with all angles congruent
  20. 47. what the Egyptians built
  21. 48. ray that divides an angle into two congruent adjacent angles
  22. 49. the shape of a can
  23. 50. two lines are parallel if they are coplanar and do not intersect
Down
  1. 1. mathematics concerned with the properties and relations of points, lines, surfaces, etc...
  2. 3. number of cubic units contained in a solid
  3. 5. a plane figure with at least three straight sides and angles, and typically five or more
  4. 6. triangle with a right angle
  5. 8. an angle that measures less than 90 degrees
  6. 10. two angles whose sum is 180 degrees
  7. 11. a line that intersects a circle at two distinct points
  8. 13. an arc whose measure is 180 degrees or more
  9. 14. in a right triangle, the sum of the squares of the legs is equal to the square of the hypotenuse
  10. 16. triangle with at least two sides congruent
  11. 17. triangle with no sides congruent
  12. 18. the non-adjacent angles formed by two intersecting lines
  13. 19. sum of the area of all its faces
  14. 20. set of points that has infinite length and width but no height
  15. 22. bounded by two distinct points on a line
  16. 24. An arc whose measure is less than 180 degrees
  17. 28. half of a circle
  18. 30. the distance from the center of the circle to the outside
  19. 32. a special type of quadrilateral that has both pairs of opposite sides parallel and equal
  20. 33. one dimensional shape with three sides
  21. 34. a point that divides the segment into two congruent segments.
  22. 36. triangle that has all acute angles
  23. 38. a polygon having four sides, four angles, and four vertices
  24. 39. an angle that measures more than 90 degrees
  25. 41. a shape with five sides and five angles
  26. 42. a closed two-dimensional polygon with six sides
  27. 45. quadrilateral with exactly one pair of opposite sides parallel