SA=4pier^2Solve for pier^2 is r to the second power.Can someone show me how to do this?
2 answers:
SA = 4 pi r^2
Divide both sides by 4 r^2
SA / 4r^2 = pi
Answer pi = SA / (4r^2)
SA = 4 * (pi) * r^2......solving for (pi)
divide both sides by 4r^2
SA / (4r^2) = (pi)
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