Math, asked by OmBirari2434, 1 year ago

The internal and external diameter of a hemispherical hollow vessel is 20 and 28 cm respectively . find the cost of painting the vessel at ruppess 40 cm square.

Answers

Answered by vinodsharma8447

2

CSA of hemisphere=3 pie R square. 3×22/7×14×14=1848 cm square . And to find the cost of painting divide it by 40 that is 1848 /40 =46.2 approx

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