A hemispherical depression is cut out from one face of a cubical wooden block such that the diameter 'l' of the hemisphere is equal to the edge of the cube. Determine the surface area of the remaining solid.

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Solution

It is given that a hemisphere is cut from a cubical box with edge l such that

diameter of hemisphere is also l.

We have to find the surface area of the remaining solid.

Surface area of the cubical box with side l

Let r be the radius of hemisphere

Surface area of the hemisphere

( since )

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A hemispherical depression is cut out from one face of a cubical wooden block such that the diameter d of the hemisphere is equal to the edge of the cube. Determine the surface area of the remaining solid.

Q. A hemispherical depression is cut out from one face of a cubical wooden block of edge

21 c m

, such that the diameter of the hemisphere is equal to the edge of the cube. Determine the volume and total surface area of the remaining block.

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A hemispherical depression is cut out from one face of a cubical wooden block such that the diameter 'l' of the hemisphere is equal to the edge of the cube. Determine the surface area of the remaining solid.

It is given that a hemisphere is cut from a cubical box with edge l such that diameter of hemisphere is also l. We have to find the surface area of the remaining solid. Surface area of the cubical box with side l Let r be the radius of hemisphere Surface area of the hemisphere ( since )

It is given that a hemisphere is cut from a cubical box with edge l such that

diameter of hemisphere is also l.

We have to find the surface area of the remaining solid.

Surface area of the cubical box with side l

Let r be the radius of hemisphere

Surface area of the hemisphere

( since )