Math

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Across
  1. 3. name the polygon which has 15 sides
  2. 4. who is known as the human computer
  3. 8. who is known as the prince of mathematics
  4. 9. which number does not have a reciprocal
  5. 10. in which number system is there no symbol for zero
Down
  1. 1. most famous theorem in geometry
  2. 2. who invented radical symbol
  3. 5. what is the other name for the perimeter of a circle
  4. 6. who created the formula
  5. 7. a figure which as no sides and corners