12.4-12.4 Review
Authored by Andrea Schafer
Mathematics
8th Grade
Used 1+ times
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the standard equation of a circle?
(x-k)2 + (y-h)2 = r2
(x+h)2 + (y+k)2 = r2
(x-h)2 + (y-k)2 = r2
(k-x)2 + (h-y)2 = r2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does (h,k) standard for in the standard circle equation?
(h,k) is the center of the circle
(h,k) is a point on the circle.
(h,k) is a point that we guess and find
(h,k) is the distance of the circle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the center and the radius of the circle with equation, (x-4)2 + (y-2)2 = 25
Center is (5,2) and radius is 4.
Center is (2,5) and radius is 4
Center is (2,4) and radius is 5
Center is (4, 2) and radius is 5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the center and radius of a circle with the equation, (x-1)2 + (y-3)2 = 4
Center is (1,3) and radius is 2
Center is (3,1) and radius is 2
Center is (3,2) and radius is 1
Center is (2,3) and radius is 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the circle equation, given the center is (4,1) and the radius is 3?
(x-4)2 + (y-1)2 = 9
(x+4)2 + (y+1)2 = 9
(x+1)2 + (y+4)2 = 9
(x-1)2 + (y-4)2 = 9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation of a circle, given the center is (-2, 3) and the radius is 4?
(x+2)2 + (y-3)2 = 2
(x-2)2 + (y+3)2 = 16
(x+2)2 + (y-3)2 = 16
(x-2)2 + (y-3)2 = 2
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Change the following equation to standard form
x2+y2-4x+12y-8=0
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