# Equation of a Circle - Page 4

Questions

- A circle has a center that falls on the line #y = 2/3x +7 # and passes through #(5 ,7 )# and #(1 ,2 )#. What is the equation of the circle?
- How do you write an equation of a circle with center (3,0) passes through the point (-2,4)?
- Find the center and radius of circle #(x-3)^3+(y+4)^2=10#?
- How do you write an equation of a circle with center (-2,1) and radius with endpoint at (1,0)?
- How do you write an equation of a circle with center at (-3,-10), d=24?
- A circle has a center that falls on the line #y = 5/9x +4 # and passes through # ( 3 ,1 )# and #(5 ,7 )#. What is the equation of the circle?
- A circle has a center that falls on the line #y = 7/2x +1 # and passes through #(1 ,4 )# and #(8 ,5 )#. What is the equation of the circle?
- What is the equation of a circle whose center is (4,-7) and a radius of 6?
- A circle has a center that falls on the line #y = 5/8x +6 # and passes through # ( 5 ,2 )# and #(3 ,4 )#. What is the equation of the circle?
- What is the equation of the circle with a center at #(-8 ,3 )# and a radius of #4 #?
- Two circles centered at (2,3) and (4,7) intersect each other. If their radii are equal, then the equation of their common chord is ?
- Given: circle O with diameter CD C(-5,4) D(3,-2) create a equation if the circle?
- Two circles have the following equations #(x +5 )^2+(y -2 )^2= 36 # and #(x +2 )^2+(y -1 )^2= 81 #. Does one circle contain the other? If not, what is the greatest possible distance between a point on one circle and another point on the other?
- Two circles have the following equations: #(x -8 )^2+(y -5 )^2= 9 # and #(x +4 )^2+(y +2 )^2= 25 #. Does one circle contain the other? If not, what is the greatest possible distance between a point on one circle and another point on the other?
- A circle has a center that falls on the line #y = 7/6x +1 # and passes through #(9 ,8 )# and #(2 ,5 )#. What is the equation of the circle?
- How do you write an equation of a circle with center at (1,-4), #r=sqrt17#?
- What is the locus of a point that moves so that its distance from a given point is always same?
- A circle has a center that falls on the line #y = 2/3x +7 # and passes through #(4 ,7 )# and #(1 ,2 )#. What is the equation of the circle?
- Circles A and B have the following equations #(x -4 )^2+(y -8 )^2= 25 # and #(x -2 )^2+(y -7 )^2= 49 #. What is the greatest possible distance between a point on circle A and another point on circle B?
- What is the diameter of a circle with a radius of 18ft?