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Volume of Revolution

Try to answer these Questions

Q1. Name the Geometrical Solid associated with each Situation

Q1

a) A stack of 100 copies of the same book. b) A stack of 100 tires (bike or car) all of the same radius.

Image is showing a loaf of bread
Image is showing a loaf of bread

Based on the image shown

Q. If you know the volume of one slice of bread, can you work out the volume of a loaf for n- number of slices of bread in a loaf.

Image is showing a Cucumber
Image is showing a Cucumber

(At home)You may try to cut a cucumber in to slices of equal width

How will you work out the volume of this Pepino (Cucumber) if you have n- number of slices and and volume of one slice?

Image is showing some discs are stacked
Image is showing some discs are stacked

Image 3, Discs are layered

Can you work out the volume of Solid formed by layers of discs? if yes then please explain how

Which one would be the best for estimation

So far you have seen four different situations (Images) Which one can give you the best estimation of the actual volume of solids and how can we improve the accuracy of the volume?