Question

Explain the Applications of surface area and volume of cube, cuboid, cylinder and cone with your life situation.
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Answer 1

Surface area can be used for finding out things that are proportional to the surface area. Examples are:

How much paint will it take to cover the object.

How much wallpaper it takes to paper a room .

How quickly will the object lose or gain heat. (Especially if you know the volume as well) . By reducing the surface area relative to the volume (say by curling up in a ball) you stay warmer in cold weather.

How much material you need to make an item of clothing.

How many materials you need to clad the outside of a building or tile a roof.

Volume:

Useful for knowing how much stuff fills a space. Examples:

How much water fills a swimming pool.

How many cups a tea from a teapot.

How much helium to fill a balloon.