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Equation of a Circle

Authored by Anthony Clark

Mathematics

10th Grade

CCSS covered

Equation of a Circle
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the equation of a circle whose diameter is 24 and whose center is at the origin?

x2+y2=125

x2+y2=64

x2+y2=144

x2+y2=576

Tags

CCSS.HSG.GPE.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

(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

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are the coordinates of the center and the radius of the circle with an equation:
(x + 7)2 + (y - 6)2 = 64 ?

Centre (7,-6)
Radius = 8 units

Centre (-7,6)
Radius = 64 units

Centre (-7,6)
Radius = 8 units

Centre (7,-6)
Radius = 64 units

Tags

CCSS.HSG.GPE.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the equation (x+2)2+(y-3)2=4, the radius of the circle is...

4

2

3

16

Tags

CCSS.HSG.GPE.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the equation (x-3)2+(y+4)2=121, the radius of the circle is

242

11

121

22

Tags

CCSS.HSG.GPE.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the equation of the circle, with center (4,2) and radius 5 units?

(x + 4)2 + (y + 2)2 = 25

(x + 4)2 + (y + 2)2 = 5

(x - 4)2 + (y - 2)2 = 5

(x - 4)2 + (y - 2)2 = 25

Tags

CCSS.HSG.GPE.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Write 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

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