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April 18, 2014

Homework Help: geometry

Posted by SoccerStar on Thursday, March 29, 2012 at 5:04pm.

Here is an equation for a sphere: (x-18)^2+(y-5)^2+(z+11)^2=36

give the coordinates of two points on the sphere.

I know how to find coordinates on a circle using the equation (x-h)^2+(y-k)^2=r^2 but I can't figure out how t do it with a sphere.

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