Question
Tue March 06, 2012 By:

FIND THE DAIMETER & ITS SURFACE AREA

Expert Reply
Tue March 06, 2012
Volume of sphere = 4/3 * pi * r3 = 905 1/7 = 6336/7
 
Solve this equation to get the value of r as 6 cm.
So, diameter = 12 cm
Surface area = 4 * pi * r2 = 452.57 sq cm
Ask the Expert