a cylinder is closed at both end by hemisphere the radius of cylinder is 21cm and total height of the artical is 92cm. find the total surface area of artical?
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Answered by
1
Answer:
total surface area of cylinder=2πr(r+h)
A t q=2×22/7×21(21+92)
143×113
14916 is the total surface area of cylinder
Answered by
0
ANSWER:
14916
STEP-BY-STEP EXPLANATION:
Total surface area =2π(r+h)
A. T. Q
2×22/7×21(21+92)
143×113
14916 is the ans
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