SOLUTION: A classroom globe has a diameter of 18 inches. Which of the following is the approximate surface area, in square inches, of the globe?

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Question 306993: A classroom globe has a diameter of 18 inches.
Which of the following is the approximate surface area, in square inches, of the globe?

Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Diameter of globe = 18 inches
radius =9
surface area of sphere = 4pir^2
=4*3.14*9*9
1017.36 sq. inches