Violet Mills

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Across
  1. 5. A triangle with all equal angles
  2. 6. 90 degree angle
  3. 7. Describes a shape where all interior angles are the same
  4. 9. A five sided polygon
  5. 10. Trigonometric function which divides the opposite side by the hypotenuse
  6. 13. A triangle with all equal sides
  7. 15. The point in the centre of a segment
  8. 18. A triangle with no angles of the same size
  9. 20. A line that crosses a segment or angle perfectly down the middle
  10. 21. Point at which two lines meet to form an angle
  11. 22. An angle measuring under 90 degrees
  12. 24. Trigonometric function that divides the adjacent side by the hypotenuse
  13. 25. Quadrilateral with exactly one pair of parallel sides
  14. 27. Lines that cross each other to form 90 degree angles
  15. 28. A quadrilateral with all sides congruent and all angles forming 90 degrees
  16. 29. The already known information in a proof
  17. 30. An angle measuring over 90 degrees
  18. 31. Having the exact same proportions and measurements
Down
  1. 1. Two angles which add up to 90 degrees are ________
  2. 2. The distance around a circle
  3. 3. The angle of _____ is formed by a horizontal line opening up
  4. 4. A four sided polygon
  5. 8. A line crossing a circle at exactly one point
  6. 11. A triangle with two congruent sides
  7. 12. Two angles which add up to 180 degrees are __________
  8. 14. The distance across a circle
  9. 16. A line crossing through a circle
  10. 17. Lines that never intersect each other
  11. 19. If A=B and B=C, A=C
  12. 23. A line segment with both of its endpoints landing on an arc
  13. 26. A quadrilateral with two pairs opposite sides parallel to each other