equation of a circle

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

• (x - 7)² + y² = 9
• x² + (y -7)² = 9
• (x - 7)² + y² = 3
• x² + (y -7)² = 3

What is the center of the circle with this equation is (x+2)²+(y-4)²=41?

• (2,-5)
• (-2,4)
• (2,-4)
• (-2, -4)

What is the radius of the circle with this equation of  (x-5)²+(y+7)²=8?

• 4
• 8
• 4√2
• 2√2

Which of the following is the equation of a circle with a radius of 5 and a center (-3,2) ?

• (x-3)²+(y+2)²=25

• (x+3)²+(y-2)=5

• (x+3)²+(y-2)²=25

• (x-3)²+(y+2)²=5

What is the center of the circle with an equation of (x+3)²+y²=144 ?

• (3,0)

• (0,3)

• (-3,0)

• (0,-3)

Write the equation of a circle with a center at (-2,3) and a point on the circle at (-2,7).

• (x+2)²+(y-3)²=16

• (x+2)²+(y-3)²=4

• (x-2)²+(y+3)²=4

• (x-2)²+(y+3)²=16

Write the equation of a circle with a center at (-2,1) and a point on the circle at (0,3).

Write the equation of a circle with a center at (0,2) and a diameter of 8.

• x²+(y-2)²=8

• x²+(y-2)²=64

• x²+(y-2)²=4

• x²+(y-2)²=16

What is the equation of a circle with radius 2 and center (3, 4)?

• (x+3)² + (y+4)² = 2
• (x-3)² + (y-4)² = 2
• (x+3)² + (y+4)² = 4
• (x-3)² + (y-4)² = 4

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