Math Crossword

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Across
  1. 2. She invented the devices for measuring the density of fluids.
  2. 4. a line that goes around a point and that stays at the same distance from that point
  3. 6. part of maths where letters are used to represent numbers formulae and equations.
  4. 10. the "prince of mathematics"
  5. 12. ten of these go in a meter
  6. 13. ________ theorem (a^2+b^2=c^2)
Down
  1. 1. another word for perimeter
  2. 3. the number of square units in any shape
  3. 5. half of the diameter
  4. 7. (),^,÷,x,+,-
  5. 8. e^(iπ) + 1=
  6. 9. famous geometry mathematician
  7. 11. part of maths where you learn about shapes and how to find their area, perimeter etc