Question

the radius of a right circular cylinder is 5cm and it's height is 9cm find its curved surface area and total surface area
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Answer 1

Answer:

12

Step-by-step explanation:

9 9 into plus S3 okay

deffine 3 digits

Answer 2

Answer:

Curved SurfaceArea= 282.85cm^2

Total SurfaceArea= 440cm^2

Step-by-step explanation:

r= 5cm h = 9cm

Csa = 2*22/7*r*h

= 44/7*5*9

= 44/7* 45

= 1980/7 = 282.85cm

TSA = 2*22/7*r(r+h)

44/7 * 70

44 * 10

= 440cm

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