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OpenStudy (anonymous):

What is the area of the cross section of a sphere that is 3 units from the center of the sphere?

OpenStudy (anonymous):

OpenStudy (anonymous):

50.2654

OpenStudy (anonymous):

using pythagoras theorem find the radius of the circle formed by cross section... and area = i*radius*radius

OpenStudy (anonymous):

the radius will come out to be 4

OpenStudy (anonymous):

i do 3^2+b^2=16^2

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