What is the equation of a circle with center (-4, -5) with radius 2 squared?

a. (x - 4)^2 + (x - 5)^2 = 4
b. (x + 5)^2 + (x + 4)^2 = 2
c. (x - 4)^2 + (x - 5)^2 = 2 squared
d. (x + 4)^2 + (x + 5)^2 = 2

I would really appreciate help on this problem! =)

Question

What is the equation of a circle with center (-4, -5) with radius 2 squared?

a.  (x - 4)^2 + (x - 5)^2 = 4
b. (x + 5)^2 + (x + 4)^2 = 2
c. (x - 4)^2 + (x - 5)^2 = 2 squared
d. (x + 4)^2 + (x + 5)^2 = 2

I would really appreciate help on this problem! =)

anonymous · Answer

I think the answer is D, but I'm not sure about it! =)

anonymous · Answer

equation of circle with centre h,k and radius r 
is (x-h)^2  + (y-k)^2 =r^2

anonymous · Answer

yup its D

anonymous · Answer

none of them actually, you dont have a y in any of your options

anonymous · Answer

Thank you for your help!