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OpenStudy (anonymous):
the surface area of a sphere with diameter 25 mm
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OpenStudy (anas.p):
you just did it not 5 mins ago!!!
OpenStudy (anonymous):
and 2 minutes ago...
OpenStudy (cwrw238):
formula for surface area of a sphere = 4*pi*r^2 plug in r = 25 and work it out
OpenStudy (anonymous):
thanks cwrw238
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