Math, asked by sachinsaini6, 1 year ago

the diameter of a right circular cylinder is 7cm and it's height is 12cm find the cost of polishing its:
(a) curved surface and
(b) whole surface at rupees 3 per square cm

Answers

Answered by mkushalmohan76

6

the cost of polishing surface is Rs 858

Attachments:

sachinsaini6: answer of (a) 792 rupees (b) 1023 in answer book.

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