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- 1. Multiple Choice
Find the coordinates of foci of the ellipse (x/25)^2 + (y/16)^2 = 1
(3, 0) (-3,0)
(4, 0) (-4,0)
(0, 3) (0, -3)
(0, 4) (0, -4)
- 2. Multiple Choice
What is the major axis length for ellipse (x/25)^2 + (y/16)^2 = 1
5
4
8
10
- 3. Multiple Choice
What is the center of this ellipse? [(x-4)^2]/9 + [(y-5)^2]/16 = 1
(4, 5)
(4, -5)
(-4, -5)
(-4, 5)
- 4. Multiple Choice
For the following ellipse, identify the value of a, b and c.
x^2/36 +[(y-4)^2]/25 = 1
a=6 b=5 c=3.32
a=6 b=5 c=11
a=6 b=5 c=3
a=36 b=25 c=11
- 5. Multiple Choice
For the following ellipse, identify the orientation, its width and its height.
[(x+3)^2]/16 +[(y-1)^2]/49 = 1
horizontal, width=8, height=14
vertical, width=8, height=14
vertical, width=14, height=8
vertical, width=4, height=7
- 6. Multiple Choice
For the following ellipse, how would you graph the two focus points or foci?
[(x-4)^2]/1 + [(y-5)^2]/10 = 1
Move up and down by 3 units from a starting point of (5, 4) and plot two points
Move left and right by 3 units from a starting point of (4, 5) and plot two points
Move up and down by 3 units from a starting point of (4, 5) and plot two points
Move up and down by 9 units from a starting point of (4, 5) and plot two points
- 7. Multiple Choice
If the two points F and G are the foci of an ellipse, which of the following statements is true?
The ellipse is the set of points, P, such that FP-GP is constant.
The ellipse is the set of points, P, such that FP+GP is constant.
The ellipse is the set of points, P, such that FP x GP is constant.
The ellipse is the set o points, P, such that FP/GP is constant.
- 8. Multiple Choice
The center of ellipse is same as a vertex.
TRUE
FALSE
Probably
Maybe
- 9. Multiple Choice
If length of major axis is 10 and minor axis is 8, with major axis along x-axis then find the equation of the ellipse.
(x/4)^2 + (y/5)^2 = 1
(x/5)^2 + (y/4)^2 = 1
(x/10)^2 + (y/8)^2= 1
(x/8)^2 + (y/10)^2 =1
- 10. Multiple Choice
An ellipse has ____ vertex/vertices and ____ focus/foci.
two, one
one, one
one,two
two, two
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