MATHEMATICAL CROSSWORD

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Across
  1. 2. The longest side of a triangle.
  2. 4. A number expressible as p/q, where p and q are integers and q≠0.
  3. 7. Another word for a sure event.
  4. 8. of Sight The line drawn from the eye of the observer to the point in the object viewed by the observer.
  5. 10. Name of the expression b^2−4ac in the quadratic equation ax^2+bx+c=0.
  6. 12. Number of tangents drawn on a circle.
Down
  1. 1. Reciprocal of cosine.
  2. 3. A number that is multiplied with a variable.
  3. 5. A line that intersects the circumference at exactly one point.
  4. 6. The name of the point (0,0), where the x-axis and y-axis meet.
  5. 9. The longest chord of a circle
  6. 11. Polynomial of degree 3.