| 1 |
the focal chord perpendicular to the axis of the parabola is called _____________ of the parabola: |
- A. Directrix
- B. Latus rectum
- C. Focus
- D. Focal chord
|
| 2 |
The point where the axis meets the parabola is called ________ of the parabola: |
- A. Directrix
- B. Vertex
- C. Focus
- D. Eccentricity
|
| 3 |
|
- A. Ellipse
- B. Parabola
- C. Hyperbola
- D. Circle
|
| 4 |
The number e denotes the _________ of the conic: |
- A. Directrix
- B. Vertex
- C. Focus
- D. Eccentricity
|
| 5 |
The equi. of latus-rectum of the parabola y<sup>2</sup> = -4ax is: |
- A. x = a
- B. x = -a
- C. y = a
- D. y = -a
|
| 6 |
The focus of the parabola x<sup>2</sup> = 4ay: |
- A. (0, a)
- B. (-a , 0)
- C. (0, -a)
- D. (a, 0)
|
| 7 |
The radius of point circle is: |
|
| 8 |
A chord containing the center of the circle is called ______ of the circle: |
- A. Diameter
- B. Chord
- C. Radius
- D. None of these
|
| 9 |
Equation of axis of the parabola x<sup>2</sup> = 4ay is: |
- A. x = 0
- B. x = a
- C. y = 0
- D. y = a
|
| 10 |
If the cutting plane is parallel to the axis of the cone and intersects both of its nappes, then the section a / an: |
- A. Parabola
- B. Hyperbola
- C. Ellipse
- D. None of these
|
