Question

find the area of the cylinder 2hose height is 18 cm and diameter is 6 cm​

Answer 1

Answer:

Total surface area= 2πr(h+r)

=2×π× 3(18+3)

=2×π×3×21

=396cm^2

Curved surface area = 2πrh

= 2π3×18

= 339.43

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