Question

The length of a rectangular metal sheet is 20 cm with 14 centimeter. A water tank of maximum possible volume is made from a sheet of height 2 cm.find volume of tank

Answer 1

Answer:

volume=2pir^2h

Step-by-step explanation:

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Answer 2

Answer:

When length and breadth is folded to get 2 cm

height then Length will be=20 -2-2=16

Similarly breadth will be =14-2-2=10

And height as mentioned will be 2cm

I.e. L=16 B=10 H=2

Volume=LBH =16×10×2 =320 cm cube