Mathematics · Mensuration
A solid sphere of diameter 4.2 cm is cut into two equal halves. What will be the increase in its total surface area?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 127.72 cm2✓
- 219.93 cm2
- 325.54 cm2
- 434.36 cm2
Correct answer
27.72 cm2
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