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
6
the cost of polishing surface is Rs 858
Attachments:
sachinsaini6:
answer of (a) 792 rupees (b) 1023 in answer book.
Similar questions