Maths Crossword Puzzle

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Across
  1. 6. The longest side of a right triangle, opposite the right angle.
  2. 7. A set of numbers that locate a point on a graph.
  3. 8. A symmetrical curve formed by the intersection of a cone with a plane.
  4. 11. The measure of the likelihood of an event.
  5. 12. A polynomial equation of the second degree.
  6. 13. The multiplicative inverse of a number.
Down
  1. 1. The distance around a circle.
  2. 2. A part of a whole, expressed as one number over another.
  3. 3. Two angles that add up to 90 degrees.
  4. 4. The branch of mathematics that uses symbols to represent numbers and quantities.
  5. 5. A polygon with four sides.
  6. 9. The exponent to which a base must be raised to yield a given number.
  7. 10. A line segment joining two non-adjacent vertices of a polygon.