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- 1. Multiple Choice
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 - 2. Multiple ChoiceIn the equation (x+2)2+(y-3)2=4, the radius of the circle is...42316
- 3. Multiple ChoiceIn the equation (x-4)2+(x-3)2=25, the radius is43525
- 4. Multiple ChoiceA line segment between two points on the circle which passes through the centerRadiusDiameterChordTangent
- 5. Multiple ChoiceCircles with exactly the same radius measuresSimilar CirclesConcentric CirclesCongruent CirclesSemicircle
- 6. Multiple ChoiceThe distance around a circleDiameterRadiusCircumferenceArea
- 7. Multiple ChoiceIn the equation
(x-3)2+(y-2)2=16, the center of the circle is...(3,2)(-3, -2)(-2, -3)(2, 3) - 8. 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 - 9. Multiple ChoiceWhat is the radius of the circle
(x+7)²+(y-2)²=144?71213 - 10. Multiple ChoiceWhat 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)
- 11. Multiple ChoiceWhat is the equation for this circle?(x+1)+(y+1)=9x²+y²=9x+y=9
- 12. Multiple ChoiceWhat is the radius of the circle with this equation of (x-5)²+(y+7)²=8?484√22√2
- 13. 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
- 14. 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 - 15. Multiple ChoiceWhat is the center of the circle with equation x2 + y2 = 1?(1, 1)(0, 0)not enough information(-1, -1)
- 16. Multiple ChoiceWhat is the center and radius for a circle with the equation:
(x-4)2+(y+2)2=25C:(4, -2), r=5C:(-4, 2), r=5C:(4, -2), r=25C:(-4, 2), r=25 - 17. Multiple ChoiceWhat is the formula for circumference of a circle given the diameter?C = pi x radiusC = pi x 2radiusC = pi x diameterC = pi x 2diameter
- 18. Multiple ChoiceWhat is the formula for circumference of a circle given the radius?C = pi x radiusC = pi x 2radiusC = pi x diameterC = pi x 2diameter
- 19. Multiple ChoiceWhat does "circumference" mean?Space a circle takes upDistance around a circleLine from one side of a circle to anotherLine from center of circle to side
- 20. Multiple ChoiceWhich graph corresponds to
(x)2+ (y-6)2=9ABCD - Answer choicesTagsAnswer choicesTags