Mathematics 5 crossword

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Across
  1. 2. point at which the graph of an equation crosses the y-axis
  2. 5. shortest distance across the ellipse
  3. 7. point used to define a conic section
  4. 9. Ax^2+Bx+Cy+D=0
  5. 12. half of a double cone
  6. 15. line segment that passes through the center of the hyperbola and has vertices as its endpoints
  7. 16. a line which a curved function or shape approaches but never touches
  8. 17. extreme point on a conic section
  9. 19. point at which the graph of an equation crosses the x-axis
  10. 21. point of intersection between an ellipse and its minor axis
  11. 22. set of all points whose coordinates satisfy a given equation or condition
  12. 24. point midway between the foci
  13. 25. line used to define a conic section
Down
  1. 1. The game creator
  2. 3. the line through the center of an ellipse or a hyperbola and perpendicular to the line through the two foci
  3. 4. x^2+y^2+Ax+By+C=0
  4. 6. distance from a focus to the corresponding directrix
  5. 8. Ax^2+By^2+Cx+Dy+E=0 ; where A and B have opposite signs
  6. 10. vertical line that divides the conic section into two congruent halves; always passes through the vertex
  7. 11. distance from any point on the conic section to its focus
  8. 13. longest distance across the ellipse
  9. 14. a chord that passes through a focus and is parallel to the directrix
  10. 18. The game evaluator
  11. 20. generated by intersecting a plane into a cone
  12. 23. Ax^2+By^2+Cx+Dy+E=0 ; where A and B have the same sign