. The total surface area of a closed circular cylinder of radius of 3.5 m and height
7 m is:
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total surface area of cylinder = 2πr(r+h)
= 2 × 22/7 × 35/10 × 105/10m^2
= 231 m^2
= 2 × 22/7 × 35/10 × 105/10m^2
= 231 m^2
beginer1:
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r=radius
h=hieght
a=area of circular cylinder+it's two lid
h=hieght
a=area of circular cylinder+it's two lid
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