Question

2. What is the total surface area of a cylinder in terms of h, whose radius is one-third of its height?
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Answer 1

Answer:

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Answer 2

Answer:

8πh^2/9 sq unit

Step-by-step explanation:

height of the cylinder =h

radius =h/3

total surface area of the cylinder

=2*π*radius^2+2*π*radius*height

=2π(h/3)^2+2πh/3*h

=2π(h^2/9+h^2/3)sq unit

=2πh^2(1/9+1/3)

=2πh^2*4/9

=8πh^2/9