Circles + Parabolas Review
Authored by Nicole Kratz
Mathematics
9th - 12th Grade
Used 1+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation (x-3)2+(y-2)2=16, the center of the circle is...
(3,2)
(-3, -2)
(-2, -3)
(2, 3)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation (x+2)2+(y-3)2=4, the radius of the circle is...
4
2
3
16
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Change the following equation to standard form
x2+y2-4x+12y-8=0
(x+2)2+(y-6)2=48
(x-2)2+(y+6)2=48
(x-6)2+(y-2)2=48
(x+2)2+(y-6)2=48
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A parabola is the set of all points equidistant from the focus and the directrix.
true
false
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The focus is always inside the parabola.
true
false
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The sign of the 'p' value determines if the graph opens upward or downward.
True
False
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The vertex, (h, k), is halfway between the focus and the directrix.
true
false
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