F.2 Crossword Puzzle (2)

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Across
  1. 6. Ratio of the opposite side of an acute angle to the adjacent side in a right-angled triangle
  2. 7. The longest side of a right-angled triangle
  3. 8. An equation satisfied by all values of the unknown(s)
  4. 10. Describes a polygon with all sides equal
  5. 14. Patterns which fit together on a surface with no gaps or overlaps
  6. 15. Describes a polygon with all interior angles less than 180 degrees
  7. 16. Describes two angles formed by two lines and one transversal in the shape of the letter F
  8. 17. A polygon with 10 sides
  9. 18. Describes an angle formed by one side of a polygon and the extended part of the adjacent side
Down
  1. 1. Describes two angles formed by two lines and one transversal in the shape of the letter Z
  2. 2. Describes two angles formed by two lines and one transversal in the shape of the letter C or U
  3. 3. Ratio of the opposite side of an acute angle to the hypotenuse in a right-angled triangle
  4. 4. Describes are polygon with all interior angles equal and all sides are equal
  5. 5. When two angles add up to 90 degrees
  6. 9. A Greek philosopher and mathematician who discovered the relationship among the three sides of a right-angled triangle
  7. 11. Ratio of the adjacent side of an acute angle to the hypotenuse in a right-angled triangle
  8. 12. Describes a polygon which has at least one reflex interior angle
  9. 13. Describes a triangle with two equal sides