Hey can some of you smart people out there help me out on a geometry test? I have four problems and I need to get a A+ on this test or take it again.
Write the standard equation of the circle with the given center and radius.
26. center (4,0), radius 4
27. center (-1,-3), radius 6
Use the given information to write the standard equation of the circle.
28. The center is (0,0), a point on the circle is (0,3)
29. The center is (3,2), a point on the circle is (5,2)
I really need it guys!