Equations of Circles
Authored by Ayme Warner
Mathematics
10th Grade
CCSS covered
Used 65+ times
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15 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
Tags
CCSS.HSG.GPE.A.1
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
Tags
CCSS.HSG.GPE.A.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the r in the standard equation stand for?
r is the distance of the circle
r is the radius of the circle
r is the x coordinate of the center of the circle
r is the y coordinate of the center of the circle
Tags
CCSS.HSG.GPE.A.1
4.
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
Tags
CCSS.HSG.GPE.A.1
5.
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
Tags
CCSS.HSG.GPE.A.1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the center and radius of a circle with an equation (x+5)2 + (y-1)2 = 64
Center is (5,1) and radius is 8
Center is (-5, 1) and radius is 8
Center is (-1, 5) and radius is 8
Center is (-5,-1) and radius is 8
Tags
CCSS.HSG.GPE.A.1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the center and radius of a circle with an equation (x+2)2 + (y+4)2 = 1
Center is (2,4) and radius is 1
Center is (2,-4) and radius is 1
Center is (-2, 4) and radius is 1
Center is (-2, -4) and radius is 1
Tags
CCSS.HSG.GPE.A.1
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