Name: 
 

Equations of Circles 3



 1 

Which equation represents the circle shown in the graph below that passes through the point mc001-1.jpg?

mc001-2.jpg
a)
mc001-3.jpg
c)
mc001-5.jpg
b)
mc001-4.jpg
d)
mc001-6.jpg
 

 2 

A circle with center O and passing through the origin is graphed below.

mc002-1.jpg

What is the equation of circle O?
a)
mc002-2.jpg
c)
mc002-4.jpg
b)
mc002-3.jpg
d)
mc002-5.jpg
 

 3 

Which equation is represented by the graph below?

mc003-1.jpg
a)
mc003-2.jpg
c)
mc003-4.jpg
b)
mc003-3.jpg
d)
mc003-5.jpg
 



 
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