Equation of a Circle Review
Authored by Barbara White
Mathematics
9th - 12th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the equation of a circle with center (7, 0) with radius 3.
(x - 7)2 + y2 = 9
x2 + (y -7)2 = 9
(x - 7)2 + y2 = 3
x2 + (y -7)2 = 3
Tags
CCSS.HSG.GPE.A.1
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What are the coordinates of the center and the radius of the circle with equation:
(x - 4)2 + (y - 3)2 = 25 ?
Center (4,3)
Radius = 5 units
Center (4,3)
Radius = 25 units
Center (-4,-3)
Radius = 25 units
Center (-4,-3)
Radius = 5 units
Tags
CCSS.HSG.GPE.A.1
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the equation of the circle?
(x+1)2 + (y +1)2 = 3
(x+1)2 + (y -1)2 = 3
(x+1)2 + (y +1)2 = 9
(x-1)2 + (y -1)2 = 9
Tags
CCSS.HSG.GPE.A.1
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the center of the circle with this equation is (x+2)²+(y-4)²=41?
(-2,41)
(-2,4)
(2,-4)
(2,41)
Tags
CCSS.HSG.GPE.A.1
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the radius of the circle
(x+7)²+(y-2)²=144?
7
12
24
144
Tags
CCSS.HSG.GPE.A.1
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the equation for this circle?
(x+1)2+(y+1)2=9
x2+y2=9
x2+y2=6
x2+y2=3
Tags
CCSS.HSG.GPE.A.1
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the radius of the circle with this equation of (x-5)²+(y+7)²=8?
4
8
4√2
2√2
Tags
CCSS.HSG.GPE.A.1
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