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- 1. Multiple Choice
(x −3)2+(y − 2)2 =16
the center of the circle is...
(3,2)
(-3, -2)
(-2, -3)
(2, 3)
- 2. Multiple Choice
In the equation
(x+2)2+(y-3)2= √4
the radius of the circle is...
4
2
8
16
- 3. Multiple ChoiceWrite the equation of a circle with center
(7, 0) with radius 3.(x - 7)2 + y2 = 9x2 + (y -7)2 = 9(x - 7)2 + y2 = 3x2 + (y -7)2 = 3 - 4. Multiple Choice
What is 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 - 5. Multiple Choice
What is the center and radius for the
circle with this equation
x² +y² + 4x + 6y −36 = 0?
(-4,-6), r = 36
(4, 6), 4 = 6
(2, 3), r = 49
(−2,−3) , r = 7
- 6. Multiple Choice
What is the equation for this circle?
(x + 1)+(y + 1) = 9
x² + y² = 9
x + y=9
x² + y² = 3
x² − y² = 9
- 7. Multiple Choice
What is the radius of the circle with
this equation of
(x−5)² + (y+7)² = 8?
4
8
4√2
2√2
- 8. Multiple Choice
What is the equation of this circle?
(x−1)² + (y−2)² = 16
(x+1)² + (y+2)² = 4
(x+1)² + (y+2)² = 16
(x−2)² + (y−1)² = 16
- 9. Multiple Choice
What is the radius of the circle with
this equation
x² + y² − 10x + 8y −23= 0?
4
16
8
64
√23
- 10. Multiple Choice
What is the equation for the circle, if it has diameter endpoints at (3,-4) and (5,−4)?
(x - 4)² + (y + 4)² = 1
(x +1)² + (y − 4)² = 16
(x − 1)² + (y − 4)² = 16
(x + 1)² + (y + 4)² = 16
- 11. Multiple Choice
Find the center if the endpoints
of the diameter are at
(-12, -7) and (3, 5).
(-4.5, -1)
(-7.5, -6)
(4.5, 1)
(7.5, 6)
- 12. Multiple ChoiceWrite the equation of a circle with center (7, 0) with radius 3.(x - 7)2 + y2 = 9x2 + (y -7)2 = 9(x - 7)2 + y2 = 3x2 + (y -7)2 = 3
- 13. Multiple ChoiceFind the radius if the endpoints of the diameter are (-6, 5) and (-2, -3).5.5211.054.478.94
- 14. Multiple ChoiceFind the radius and center of the circle if the endpoints of the diameter are at (-2, 1) and (3, 5). Which of the following is the equation of this circle?(x-1/2)2 + (y-3)2=3.2(x-1/2)2 + (y-3)2=10.24(x+1/2)2 + (y+3)2=6.4(x-1/2)2 + (y-3)2=40.96
- 15. Multiple ChoiceWhat are the coordinates of the center and the radius of the circle with equation:
(x - 4)2 + (y - 3)2 = 25 ?Center (4,3)
Radius = 5 unitsCenter (4,3)
Radius = 25 unitsCenter (-4,-3)
Radius = 25 unitsCenter (-4,-3)
Radius = 5 units - 16. Multiple ChoiceWrite the standard equation of the circle with the given center and radius; center (0,0) and radius: 3x2+y2=4x2+y2=81x2+y2=9
- 17. Multiple Choice
Find the center and radius of the circle: x2+y2+14x-2y=-1
center= -7,2 radius= 3
center= -7,1 radius= 7
center= -4,1 radius= 5
- 18. Multiple Choice
The center of a circle (-5,6) with point (-1,3). Write the equation of the circle.
(x+5)2+(y-6)2=25
(x-5)2+(y-2)2=25
(x-8)2+(y-6)2=49
- 19. Multiple ChoiceWhat is the center of the circle with equation x2 + y2 = 1?(1, 1)(0, 0)not enough information
- 20. Multiple ChoiceThe image provided is the equation of a(n)...circleellipseparabolahyperbola
- Answer choicesTagsAnswer choicesTags