| 1 |
A chord containing the center of the circle is called ______ of the circle: |
- A. Diameter
- B. Chord
- C. Radius
- D. None of these
|
| 2 |
The graph of the parabola x<sup>2</sup> = -4ay is symmetric about: |
- A. x-axis
- B. major axis
- C. y-axis
- D. minor axis
|
| 3 |
The graph of the parabola y<sup>2</sup> = -4ax is symmetric about: |
- A. x-axis
- B. major axis
- C. y-axis
- D. minor axis
|
| 4 |
The axis of the parabola x<sup>2</sup> = -4ay is: |
- A. x = a
- B. x = 0
- C. y = a
- D. y = 0
|
| 5 |
In the case of rotation of axes which formula is true: |
|
| 6 |
The opening of the parabola y<sup>2</sup> = -4ax is to the left of the: |
- A. x-axis
- B. x = 1
- C. y-axis
- D. x = 0
|
| 7 |
The axis of the parabola y<sup>2</sup> = -4ax is: |
- A. x = a
- B. x = 0
- C. y = a
- D. y = 0
|
| 8 |
A line segment joining two distinct points on a parabola is called a ___________ of the parabola: |
- A. Chord
- B. Vertex
- C. Focus
- D. Directrix
|
| 9 |
Perpendicular dropped from the center of a circle on a chord _______ the chord: |
- A. Normal
- B. Bisects
- C. Equal to
- D. None of these
|
| 10 |
The graph of the parabola y<sup>2</sup> = -4ax lies in quadrants: |
- A. I and II
- B. III and IV
- C. II and III
- D. I and III
|
