Isaiah Mincey's Crossword Puzzle

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Across
  1. 2. A polygon with four sides.
  2. 4. A triangle with one internal angle equal to 90 degrees.
  3. 6. A position in space.
  4. 8. A polygon with 9 sides and 9 angles
  5. 9. Line segments that do not intersect.
  6. 10. The line segment between two points on a given curve.
  7. 11. A 90 degree angle.
  8. 12. A straight line extending from the center of a circle or sphere to the circumference or surface.
  9. 13. A closed plane curve consisting of all points at a given distance from a point within it called the center.
  10. 18. Two line segments which cross to form 90 degree angles.
  11. 23. A continuous extent of length.
Down
  1. 1. A triangle with all sides equal and all angles equal.
  2. 3. A triangle having three unequal sides and angles.
  3. 5. The part of a straight line considered as originating at a point on the line and as extending in one direction from that point.
  4. 6. A quadrilateral having both pairs of opposite sides parallel to each other.
  5. 7. Line segments that cross each other.
  6. 14. An equilateral parallelogram having leaning angles.
  7. 15. A rectangle having all four sides of equal length.
  8. 16. One part of a line.
  9. 17. The intersection point of two sides of a plane figure.
  10. 18. A polygon with 5 sides and 5 angles.
  11. 19. A parallelogram having four right angles.
  12. 20. A triangle which has two sides equal.
  13. 21. An angle less than 90 degrees but greater than 0 degrees.
  14. 22. A quadrilateral plane figure having two parallel and two nonparallel sides.