Posted by kim on Thursday, October 29, 2009 at 6:14pm.
find the equation of a circle with.
Center (0,0), radius 2

pre calc  bobpursley, Thursday, October 29, 2009 at 6:19pm
What is
x^2+y^2=4 
pre calc  kim, Thursday, October 29, 2009 at 6:22pm
how will that help me solve the problem