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Mathematics 8 Online
OpenStudy (anonymous):

[Plz help me :3 Reward - Medal and Fan] The Diameter of a cylinderical roller is 112 cm and length is 150 cm. Find the area levelled by it in 500 revolutions.

OpenStudy (anonymous):

@ganeshie8

OpenStudy (anonymous):

@AMYCARTER Help meh?

OpenStudy (anonymous):

What's the formula for curved surface area?

OpenStudy (anonymous):

You should find area for 1 revolution first

OpenStudy (anonymous):

CSA - 2Pi RH?

OpenStudy (anonymous):

yeah that seems right to me, so find that

OpenStudy (anonymous):

That gives you the area levelled for one revolution

OpenStudy (anonymous):

then you just multiply by 500

OpenStudy (anonymous):

Thanks a lot, bats. @iambatman

OpenStudy (anonymous):

Your welcome :)

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