Asked by Anonymous

Find and equation of the circle with center at (0,0) that passes through the poijt (5,2)
Answered by Reiny
Which method have you been taught to find the circle for this basic question?
Answered by Anonymous
I haven't learned how to do this.
Answered by Reiny
I don't understand.
Are you in a course where this on the curriculum?

How do they expect you to do this if you have not learned it, or have not been taught?
Answered by Anonymous
I don't know but that's why I'm asking on this website.
Answered by Reiny
basic equation with centre (0,0) and radius r is
x^2 + y^2 = r^2
since (5,2) lies on this
25 + 4 = r^2 = 29

x^2 + y^2 = 29