CBSE Class 10 Maths (Basic) 2024 · Paper 430/5/1 · Question 32(b)
A wooden article was made by scooping out a hemisphere from each end of a solid cylinder. If the height of the cylinder is 15 cm and its base is of radius 4.2 cm, then find the total surface area of the article.
Answer
The total surface area of the article is .
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