The radius of the circular base of a cylinder is 3.5 cm and the height of the cylinder is 25 cm. The curved surface area of the cylinder is ....
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Answer:
1100cm
Step-by-step explanation:
Curved Surface area of cylinder =2πrh
Given:
r= radius =7 cm
h= height =25 cm
∴ Curved Surface Area =2×
7
22
×7×25 cm
2
=50×22 cm
2
∴ Curved Surface Area of cylinder =1100 cm
2
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