Question

Diameter of cylinder A is 7cm,and the hieght is 14cm. Diameter of cylindee B is 14 cm . without doing any calculations can you suggest whose bolume is greater? Verify it by finding the volume of both the cylinders. check wheather the cylinder with greater also has greater surface area?​

Answer 1

Answer:

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Cylinder A has diameter 14 ...

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Asked on October 15, 2019 by

Sanjeev Riya

Cylinder A has diameter 14 cm, and the height is 7 cm, and cylinder B has diameter 7 cm and height is 14 cm. Without calculation tell volume of which cylinder is more? Verify the answer by calculation.

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VIDEO EXPLANATION

ANSWER

Volume of cylinder A=(

7

22

×

2

7

×

2

7

×14)=539 cubic cm

Volume of cylinder B=(

7

22

×7×7×7)=1078 cubic cm

volume of cylinder B is greater

Surface area of cylinder A=(2×

7

22

×

2

7

×

2

7

+14)=385 sq cm

Surface area of cylinder B=(2×

7

22

×7×(7+7))=616 sq cm

Surface area of cylinder B is also greater than the surface area of cylinder A.

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Answer 2

Answer:

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