Two edges of a rectangular sheet of paper having dimensions 14m $\times$ 7m are held together so that it forms a cylinder. Find the curved surface area of the cylinder.

98 m²

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78 m²

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88 cm²

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100 cm²

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Solution

The correct option is A
98 m²

Since the paper is formed into the cylinder, the area of paper is equal to the curved surface area of the cylinder.
Curved surface Area $= 14 m \times 7 m = 98 m^{2}$

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Two edges of a rectangular sheet of paper having dimensions 14m × 7m are held together so that it forms a cylinder. Find the curved surface area of the cylinder.

The correct option is A 98 m2 Since the paper is formed into the cylinder, the area of paper is equal to the curved surface area of the cylinder. Curved surface Area =14m×7m=98 m2

Two edges of a rectangular sheet of paper having dimensions 14m $\times$ 7m are held together so that it forms a cylinder. Find the curved surface area of the cylinder.

The correct option is A
98 m²

Since the paper is formed into the cylinder, the area of paper is equal to the curved surface area of the cylinder.
Curved surface Area $= 14 m \times 7 m = 98 m^{2}$