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anonymous
 3 years ago
What is the equation of the circle in the graph?
anonymous
 3 years ago
What is the equation of the circle in the graph?

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0I think it's (x4)^2+(y2)^2=9

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Do you understand why?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Well the equation of a circle is usually written this way: (xa)^2 + (yb)^2=r^2 a and b are the coordinates of the center of the circle and r is the radius. In this case a=4, b=2 and r=3
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