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