Center and Radius of Circle from to Standard Form
Authored by Anthony Clark
Mathematics
10th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the center and radius:
x2 + y2 - 10x + 8y -8 = 0
C = (5,-4) r = 7
C = (-5,4) r = 7
C = (-4,5) r = 49
C = (5,-4) r = 49
Tags
CCSS.HSG.GPE.A.1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In order to convert from general form to center-radius form, you must ___________.
Multiply out
expand
factor
complete the square
Tags
CCSS.HSG.GPE.A.1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the center and radius: x2 + y2 + 14x - 2y = -1
center= (-7,2) radius= 3
center= (-7,1) radius= 7
center= (-4,1) radius= 5
Tags
CCSS.HSG.GPE.A.1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the equation of the circle in standard form: x2 + y2 + 6x - 12y + 20 = 0
(x-3)2 + (y+6)2 = 25
(x+3)2 + (y-6)2 = 25
(x-3)2 + (y+6)2 = 45
(x+3)2 + (y-6)2 = 5
Tags
CCSS.HSG.GPE.A.1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the center and radius given the equation, 8x+x2-2y+y2-64=0?
Center: (-4, 1), Radius: 9
Center: (4,1), Radius: 9
Center: (1,-4), Radius: 81
Center: (-4, 1), Radius: 81
Tags
CCSS.HSG.GPE.A.1
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the center and radius for a circle with the equation:
(x-4)2+(y+2)2=25
C:(4, -2), r=5
C:(-4, 2), r=5
C:(4, -2), r=25
C:(-4, 2), r=25
Tags
CCSS.HSG.GPE.A.1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the center and the radius.
Center: (-7, 12)
Radius: 6
Center: (7, -12)
Radius: 36
Center: (9, 11)
Radius: 6
Center: (-7, -12)
Radius: 6
Tags
CCSS.HSG.GPE.A.1
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