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OpenStudy (anonymous):
A sphere has a surface area of 10.1m^2. What is the radius of the sphere to the nearest of a metre? How do i figure this out.
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OpenStudy (anonymous):
the equation to find the surface area of a sphere is \[4\pi r^2\]
OpenStudy (anonymous):
so set \[4\pi r^2\]=10.1 and solve for r
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