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Standard IX

Mathematics

Volume of a right circular cylinder

Find the volu...

Question

Find the volume of a cylinder with a radius of $4$ cm and a height of $8$ cm. (use $π = 3.14$ ).

401.92 {c m}^{3}

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401.50 {c m}^{3}

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402.50 {c m}^{3}

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402.20 {c m}^{3}

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Solution

The correct option is A $401.92 {c m}^{3}$
Given, radius $= 4$ cm, height $= 8$ cm
We need to find volume of cylinder
Volume of a cylinder $=$ $π r^{2} h$
$= π \times 4 \times 4 \times 8$
$= 3.14 \times 128$
$= 401.92 {c m}^{3}$

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Find the volume of a cylinder with a radius of 4 cm and a height of 8 cm. (use π=3.14).

The correct option is A 401.92cm3Given, radius =4 cm, height =8 cmWe need to find volume of cylinderVolume of a cylinder = πr2h=π×4×4×8=3.14×128=401.92cm3

Find the volume of a cylinder with a radius of $4$ cm and a height of $8$ cm. (use $π = 3.14$ ).

The correct option is A $401.92 {c m}^{3}$
Given, radius $= 4$ cm, height $= 8$ cm
We need to find volume of cylinder
Volume of a cylinder $=$ $π r^{2} h$
$= π \times 4 \times 4 \times 8$
$= 3.14 \times 128$
$= 401.92 {c m}^{3}$