SOLUTION: what is the radius of a circle when the center is at (3,5) and it passes through the origin?

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Question 564250: what is the radius of a circle when the center is at (3,5) and it passes through the origin?
Answer by TutorDelphia(193) About Me  (Show Source):
You can put this solution on YOUR website!
To find the radius you need a point along the circle and the center. The center is (3,5) the point along the circle is the origin (0,0)
We can use distance formula to solve from here, and the zeros will make this easy
d=sqrt%28%283-0%29%5E2%2B%285-0%29%5E2%29
d=sqrt%289%2B25%29
d=sqrt%2834%29