Question

a hemipherical bowl is made up of a zoo
thick. The inside andius of the
of the bow
find toto me of steed in making the bowl
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Answer 1

Explanation:

inner diameter =8cm

inner radius =4cm

thickness=0.2cm

outer radius=4cm=0.2cm=4.2cm

outer c.s.a =2r^2

outer c.s.a =2x22x4.2x4.2/7

=110.88cm2

cost of polishing 1cm Rs 2 cost of polishing 110.88cm2 =Rs 2x110.88cm2

=Rs221.76

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Answer 2

Answer:

the above-mentioned post is totally correct

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Explanation:

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