The lateral surface area of the cylinder is 678 sq.cm, the correct option is C.
A cylinder is made up of parallel discs of same radius.
The lateral surface area of a cylinder is given by
A = 2πrh
h is the height of the cylinder
r is the radius of the cylinder
The radius is 9 cm
The height is 12 cm
The lateral surface area = 2 * 22 * 9 * 12 /7
Lateral surface area = 678.86 sq.cm ≈ 678 sq.cm
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