Question

find the curved surface area and the total surface area of cylinder, the diameter of whose base is 14 cm and height is 40 cm
​

Answer 1

Step-by-step explanation:

Diameter =14 cm

Radius =7 cm

Height =15 cm

So,

TSA of cylinder =2πr(r+h)

=2×

7

22

×7(7+15)

=2×

7

22

×7×22

=968 cm

2

CSA of cylinder =2πrh

=2×

7

22

×7×15

=660 cm

2

Answer 2

Answer:

2067.17cm²

Step-by-step explanation:

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