sambriddhiacharya10 sambriddhiacharya10

22-06-2020
Biology

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Find the curved surface area, total surface area and volume of the following cylinders.
(a)height is10 cm and radius is7cm
(b)height is 20cm and diameter is 14cm

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barakaodoyo5 barakaodoyo5

22-06-2020

Answer:

Explanation:

Curved S.A-πdh

Volume=πdh

22/7 ×14×10=440cm²

22/7×7×7×10=1540cm³

22/7×14x2=88cm²

440+88=528cm²

B

Csa 22/7×20×14=880cm²

Volume 22/7×7×7×20=3080cm³

Total sa

2Dπ=22/7×14×2=88cm2

88+880= 768cm²

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