Crossword Puzzle

12345678910
Across
  1. 2. Polygon with twelve sides.
  2. 3. First fields medal holder.
  3. 4. The science of using mathematics to hide data behind encryption.
  4. 6. The ratio of 2 quantities is the same as the ratio of their sum to the larger of the two quantities.
  5. 7. A non-regular geometric shape that has the same degree of non-regularity on all scales.
  6. 10. First printed book of Mathematics.
Down
  1. 1. First woman to win Fields medal.
  2. 5. It was invented as a Means of Trading
  3. 8. Line segment which goes from the center of a regular polygon to the midpoint of one of its sides.
  4. 9. A 2-dimensional shape that can be folded to form a 3-dimensional shape.