SOLUTION: A globe has a surface area of 2700 cm². Andrew wants to estimate the volume of the globe. To do the estimate, he approximates π using 3 in both the surface area and volume for
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Question 1082451: A globe has a surface area of 2700 cm². Andrew wants to estimate the volume of the globe. To do the estimate, he approximates π using 3 in both the surface area and volume formulas for a sphere.
Using this method, what value does he get for the approximate volume of the globe?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Surface area for a globe is,
Volume for a globe is,
So using the approximation for ,
Solve for R.
.
.
.
So then,
Solve for V.
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