Math Crossword

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Across
  1. 4. a line which goes around a point at an equal distance from the point
  2. 5. half the diameter
  3. 8. the amount of units squared in any shape
  4. 10. her math helped send astronauts to the Moon and back
  5. 13. the "prince of mathematics"
  6. 14. She invented the devices used for measuring the density of fluids.
Down
  1. 1. another word for perimeter
  2. 2. part of mathematics where letters are used to represent numbers in formulae and equations.
  3. 3. (),^,÷,x,+,-
  4. 6. she wrote the world's first machine algorithm for a computing machine that existed only on paper.
  5. 7. part of maths where you learn about shapes and how to find their areas, perimeter etc
  6. 9. _________ theorem (a^2 + b^2 = c^2)
  7. 11. e^iπ + 1 = *the answer*
  8. 12. he wrote The Elements