Question

une base ts / Cm.
2. The diameter of the base of a right circular cylinder is.4.2 dm and its height is
1 dm. Find the area of the curved surface in cm?​

Answer 1

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Answer 2

Answer:

1320cm²

Step-by-step explanation:

csa of cylinder =2πrh

π=22/7

d=4.2dm=42cm

r=21cm

h=10cm

2*22/7*21*10 = 2*22*3*10

= 44*30

= 1320cm

CSA of cylinder =1320cm²