What is the radius of this circumsphere? Simple!
This problem's question: What is the radius of this circumsphere?
The three points on the surface of the circumsphere are , , and .
The answer is 13.
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1 solution
As the points are all 1 3 from the origin ( { 0 , 0 } ), the center is the origin and the radius is 1 3 .
A method for the more general case of circumsphere .