Mathematical Crossword

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Across
  1. 2. The points at which a graph crosses the x-axis.
  2. 3. The standard unit of angular measurement.
  3. 4. A function with a "U" like shape
  4. 7. An expression with variables and coefficients only involving basic operations.
  5. 9. The language from which we get the number for calculating the circumference of a circle.
  6. 10. Mathematics which uses letters and symbols to represent unknown numbers
Down
  1. 1. The amount left over after performing a equation
  2. 5. A line which approaches a curve, but never reaches it.
  3. 6. There are six functions of an angle commonly used in:
  4. 8. A set of numbers containing the numbers lying between two numbers of the set.