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Mathematics 14 Online
OpenStudy (anonymous):

the A of the surface a sphere varies directly as the square of the R

OpenStudy (ghazi):

\[A--> R^2\]

OpenStudy (ghazi):

\[A=4 \pi R^2\]

OpenStudy (anonymous):

This isn't a question but a statement.

OpenStudy (ghazi):

lol i thought he is stuck with relation :)

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