Quiz about Equations of Circles in Standard form

Question 1

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 2

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 3

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=3

Answer

x2+y2=6

Question 4

Which graph corresponds to
(x)²+ (y-6)²=9

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 5

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 6

Which graph corresponds to

(x-4)²+ (y+4)²=25

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 7

Which graph corresponds to

(x+2)²+ (y-3)²=36

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 8

What is the equation for the circle?

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Question 9

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

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 10

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

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 11

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 12

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 13

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 14

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

Equations of Circles in Standard form

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