A cylinder of 6 cm radius and height of 15 cm is wrapped by a paper exactly covering its surface area. The area of paper needed is:

A    565. 49 cm

B    565.49 cm

C    565.00 cm

D    565.00 cm

Solution

Correct Answer: Option B

 

here, cylinders  surface area= 2πrh given, radius(r)=6 cm height(h)=15 cm so, 2πrh=2x3.14x6x15=565 cm2  

 

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