Math, asked by karan6393, 1 year ago

find the total surface area of a closed cylindrical drum if its diameter is 50 cm and height is 45 m

Answers

Answered by mdkumar591

2×22/7×25(25+45)

1100/7(70)

11000m^2

hope it helps please mark this as brainliest

Shreyasidey: This is wrong

mdkumar591: ahhh sorry I didn't see 45m i thought it was cm hope you can manage

Answered by Shreyasidey

Hey mate, hereis ur answer:

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Step-by-step explanation:

r = 25 cm

h = 45 m

= 45×100

=4500cm

TSA= 2pi(r+h)

=> 2×22/7 ( 25+4500)

=> 44/7×4525

=> 199100/7

=> 28443cm^2

=> 28443/(100×100)

=>2.8443 (approx) ans. ..

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Hope this will help u.....

mdkumar591: this is too wrong bro

mdkumar591: see your mistake

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