Geometry Crossword

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Across
  1. 5. Triangle with every side different
  2. 8. Polygon with 5 sides
  3. 9. A 90 degree angle is a _____ angle
  4. 10. A part of a line (2 words)
  5. 12. The perimeter of a circle
  6. 15. Line going around a square
  7. 17. Under 90 degrees
  8. 18. A quadrilateral that is parallel, 90 degree angles, same size
  9. 19. Another name for the middle of a circle
  10. 20. Over 90 degrees.
Down
  1. 1. Polygon with 6 sides
  2. 2. A closed shape with 3 or more sides
  3. 3. Polygon with 10 sides
  4. 4. Triangle with a 90 degree angle
  5. 6. A chord that intersects with the center of a circle
  6. 7. Lines that will never intersect
  7. 11. Triangle with all sides equal
  8. 13. Polygon with 7 sides
  9. 14. 4 sided shape with one pair of parallel sides
  10. 16. A triangle with 2 sides the same length