Math, asked by dharmenderdhar40, 4 months ago

7. Find the cost of polishing a right circular cylinder at the rate of 2.50 per sq cm whose diameter is
8.4 cm and height is 20 cm.

Answers

Answered by lalitnit

0

Answer:

Total surface area of cylinder

= 2*22/7*8.4*20+2*22/7*8.4*8.4

= 1,056 + 443.52

= 1,499.52

Cost of polishing a right circular cylinder

2.50*1499.52

= Rs 3,748.8

Previous Question

Next Question

Similar questions

Computer Science, 2 months ago

2. Text filter can be used to filter out date type data also. true or false om...

English, 2 months ago

He rarely visits us these days ("RARELY" can be an adverb of ____ ) * 1 point (a) Adverb of Frequency (b) Adverb of manner (c) Adverb of time...

English, 2 months ago

1. in a region of total solar eclipse a) one can see the sun. b) one can see part of the sun c) one can not see the sun d) one can not see a part of the sun 2. the paint behind a mirror a) stops light from passing through the mirror b) protect the glass c) protects the layer of metal d) reflects light please answer these questions, who will answer these questions correctly, I will give her 20...

Math, 4 months ago

there in a person weighing 150 kg. how much of the body weight is due to water in his/her body...

English, 4 months ago

formal letter format...

Math, 9 months ago

if 2 and -1/4 are the zeroes of the polynomial 3x³-2x²-7x-2.find the third zero of the polynomial ...

Biology, 9 months ago

Where is nephric filtrate formed?

Hindi, 9 months ago

paragraph on changes should be done in our classroom in Hindi...