Math
posted by Chris .
can you guys help me with this one problem? Thanks a bunch!
Problem:
Draw a circle whose center is at (1,2) so that the point (1,5) is a point on the circle. What is the circumference of the circle.
I don't get this so please help!!!

Math 
Steve
the radius of the circle is √(0^2 + 3^2) = 3
circumference is 2pi*r = 6pi
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