Radius of the base 21 cm and height 1cm find the curved surface area and total surface area of a cylinder
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Answered by
3
total surface area of cylinder = 2^ r (r+h)
= 2×22/7×21 (21+1)
= 44×21×22/7
= 2904 sq.cm
= 2×22/7×21 (21+1)
= 44×21×22/7
= 2904 sq.cm
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Answered by
1
Answer:
Step-by-step explanation:
A=2902.83cm square
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