Quiz about Equation of Circle

Question 1

Question 1.

Accepted Answer

(x-1)² + (y -1)² = 9

Answer

(x+1)² + (y +1)² = 3

Answer

(x+1)² + (y -1)² = 3

Answer

(x+1)² + (y +1)² = 9

Question 2

Write the equation of a circle with center (7, 0) with radius 3.

Accepted Answer

(x - 7)² + y² = 9

Answer

x² + (y -7)² = 9

Answer

(x - 7)² + y² = 3

Answer

x² + (y -7)² = 3

Question 3

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

Accepted Answer

2

Answer

4

Answer

3

Answer

16

Question 4

In the equation (x-3)²+(y-2)²=16, the center of the circle is...

Accepted Answer

(3,2)

Answer

(-3, -2)

Answer

(-2, -3)

Answer

(2, 3)

Question 5

Question 5.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 6

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

Accepted Answer

Centre (-7,6)
Radius = 8 units

Answer

Centre (7,-6)
Radius = 8 units

Answer

Centre (-7,6)
Radius = 64 units

Answer

Centre (7,-6)
Radius = 64 units

Question 7

What is the center of the circle with equation x² + y² = 1?

Accepted Answer

(0, 0)

Answer

(1, 1)

Answer

not enough information

Question 8

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

Accepted Answer

2

Answer

4

Answer

3

Answer

16

Question 9

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

Accepted Answer

11

Answer

242

Answer

121

Answer

22

Question 10

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

Accepted Answer

x²+y²=144

Answer

x²+y²=125

Answer

x2+y2=64

Answer

x²+y²=576

Question 11

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

Accepted Answer

(x - 4)² + (y - 2)² = 25

Answer

(x + 4)² + (y + 2)² = 25

Answer

(x + 4)² + (y + 2)² = 5

Answer

(x - 4)² + (y - 2)² = 5

Question 12

Write the standard equation of the circle with the given center and radius; center (0,0) and radius: 3

Accepted Answer

x2+y2=9

Answer

x2+y2=4

Answer

x2+y2=81

Question 13

What is the center of the circle with equation x² + y² = 1?

Accepted Answer

(0, 0)

Answer

(1, 1)

Answer

not enough information

Question 14

Which graph corresponds to
(x-8)²+ (y+2)²=

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 15

Write the equation of the circle with center C( -5 , 8 ) and radius = 7

Accepted Answer

( x + 5 )² + ( y - 8 )² = 49

Answer

( x - 5 )² + ( y + 8 )² = 14

Answer

( x - 5 )² + ( y - 8 )² = 49

Answer

( x - 5 )² + ( y + 8 )² = 49

Question 16

What is the equation of a circle with radius 4 and center (0, 8)?

Accepted Answer

x² + (y-8)² = 16

Answer

(x-8)² + y² = 4

Answer

x² + (y-8)² = 4

Answer

x² + (y+8)² = 16

Question 17

The diameter of a circle has length 12. The center is at (-5, 2). Give the equation of the circle.

Accepted Answer

(x + 5)²+ (y - 2)²= 36

Answer

(x - 2)²+ (y + 5)²= 36

Answer

(x - 5)² + (y + 2)² = 6

Answer

(x + 2)²+ (y - 5)²= 6

Question 18

What is the equation of the circle with the given information?

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 19

What is the standard equation of a circle?

Accepted Answer

(x-h)² + (y-k)² = r²

Answer

(x-k)² + (y-h)² = r²

Answer

(x+h)² + (y+k)² = r²

Answer

(k-x)² + (h-y)² = r²

Question 20

What does (h,k) standard for in the standard circle equation?

Accepted Answer

(h,k) is the center of the circle

Answer

(h,k) is a point on the circle.

Answer

(h,k) is the radius of the circle

Answer

(h,k) is the diameter of the circle

Question 21

In the circle represented by the equation (x-4)²+(y-3)²=25, the diameter is

Accepted Answer

10

Answer

3

Answer

5

Answer

25

Question 22

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

Accepted Answer

4

Answer

2

Answer

3

Answer

16

Question 23

See Picture

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 24

In the equation
(x-3)²+(y-2)²=16, the center of the circle is...

Accepted Answer

(3,2)

Answer

(-3, -2)

Answer

(-2, -3)

Answer

(2, 3)

Question 25

What is the equation of the circle?

Accepted Answer

(x+1)² + (y +1)² = 9

Answer

(x+1)² + (y +1)² = 3

Answer

(x+1)² + (y -1)² = 3

Answer

(x-1)² + (y -1)² = 9

Question 26

Write the equation of a circle with center
(7, 0) with radius 3.

Accepted Answer

(x - 7)² + y² = 9

Answer

x² + (y -7)² = 9

Answer

(x - 7)² + y² = 3

Answer

x² + (y -7)² = 3

Question 27

The image provided is the equation of a(n)...

Accepted Answer

circle

Answer

ellipse

Answer

parabola

Answer

hyperbola

Question 28

What does "h" stand for in (h,k)?

Accepted Answer

h is the x in the coordinate point

Answer

h is the radius of the circle

Answer

h is the distance of the circle

Answer

h is the y in the coordinate point

Question 29

What does the "k" in (h,k) stand for?

Accepted Answer

k is the y coordinate point in the center of the circle

Answer

k is the x coodinate point in the center of the circle

Answer

k is the radius of the circle

Answer

k is the distance of the circle

Question 30

What does the r in the standard equation stand for?

Accepted Answer

r is the radius of the circle

Answer

r is the distance of the circle

Answer

r is the x coordinate of the center of the circle

Answer

r is the y coordinate of the center of the circle

Question 31

What is the center and the radius of the circle with equation, (x-4)² + (y-2)² = 25

Accepted Answer

Center is (4, 2) and radius is 5

Answer

Center is (5,2) and radius is 4.

Answer

Center is (2,5) and radius is 4

Answer

Center is (2,4) and radius is 5

Question 32

What is the center and radius of a circle with the equation, (x-1)² + (y-3)² = 4

Accepted Answer

Center is (1,3) and radius is 2

Answer

Center is (3,1) and radius is 2

Answer

Center is (3,2) and radius is 1

Answer

Center is (2,3) and radius is 1

Question 33

What is the center and radius of a circle with an equation (x+5)² + (y-1)² = 64

Accepted Answer

Center is (-5, 1) and radius is 8

Answer

Center is (5,1) and radius is 8

Answer

Center is (-1, 5) and radius is 8

Answer

Center is (-5,-1) and radius is 8

Question 34

What is the center and radius of a circle with an equation (x+2)² + (y+4)² = 1

Accepted Answer

Center is (-2, -4) and radius is 1

Answer

Center is (2,4) and radius is 1

Answer

Center is (2,-4) and radius is 1

Answer

Center is (-2, 4) and radius is 1

Question 35

Which equation matches the circle on the graph?

Accepted Answer

(x-2)²+(y+3)²=9

Answer

(x-2)²+(y+3)²=81

Answer

(x+3)²+(y-2)²=9

Answer

(x+3)²+(y-2)²=3

Question 36

Which equation matches the circle on the graph?

Accepted Answer

(x-3)²+(y-4)²=16

Answer

(x-5)²+(y-2)²=20

Answer

(x+3)²+(y+4)²=16

Answer

(x-9)²+(y-16)²=32

Question 37

Which equation matches the circle on the graph?

Accepted Answer

(x+3)²+(y+1)²=4

Answer

(x+1)²+(y+3)²=4

Answer

(x-3)²+(y-1)²=4

Answer

(x+5)²+(y+1)²=3

Question 38

Which equation matches the circle on the graph?

Accepted Answer

(x+2)²+y²=16

Answer

(x+2)²+x²=16

Answer

(x+4)²+y²=4

Answer

(x+20)²+y²=12

Question 39

Which equation matches the circle on the graph?

Accepted Answer

x2+y2=16

Answer

x2+y2=32

Answer

2x²+5y²=256

Answer

24x²+999y²=16

Equation of Circle

44 questions

Write the equation of a circle with center (7, 0) with radius 3.

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

In the equation (x-3)²+(y-2)²=16, the center of the circle is...

What is the equation for this circle?

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

What is the center of the circle with equation x² + y² = 1?

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

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

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Equation of Circle

44 questions

Write the equation of a circle with center (7, 0) with radius 3.

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

In the equation (x-3)2+(y-2)2=16, the center of the circle is...

What is the equation for this circle?

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

What is the center of the circle with equation x2 + y2 = 1?

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

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

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

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

In the equation (x-3)²+(y-2)²=16, the center of the circle is...

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

What is the center of the circle with equation x² + y² = 1?

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

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