Q. A solid sphere of diameter 17.5 cm is cut into two equal halves. What will be the increase (in cm2) in the total surface area?
A) 361.5
B) 289
C) 962.5
D) 481.25
✔ Correct Answer: 481.25
Exam Insight
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A) 361.5
B) 289
C) 962.5
D) 481.25
✔ Correct Answer: 481.25
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