Question

Find an equation of the circle whose diameter has endpoints (3,-5)and (1,1)?

Answer 1

Do you know what the general equation of a circle is?

Answer 2

no.

Answer 3

wait

Answer 4

(x-h)^2+(y-k)^2=r^2

Answer 5

I remember this, but so vaguely...

Answer 6

@chachi123 (x-h)^2+(y-k)^2=r^2 is right, your answer is correct

Answer 7

fint the mid point of those two end points, which will become your centre value. this centre value has co-ordinates (h,k)