Question

find CSA and TSA of cylinder whose base radius 14cm and height 21cm


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Answer 1

Answer:

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Answer 2

Hi friend here is your answer.

$csa = 2 \pi \: rh \\ csa = 2 \times \frac{22}{7} \times 14 \times 21 \\ csa = 1848c {m}^{2} \\ tsa = 2\pi \: r(r + h) \\ tsa = 2 \times \frac{22}{7} \times 14(14 + 21) \\ tsa = 2 \times 22 \times 2 \times 35 \\ tsa = 3080c {m}^{2}$

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