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Mathematics 8 Online
OpenStudy (anonymous):

What is the approximate volume of the cylinder? height = 52.2 cm; diameter = 20 cm A. 1640 cm3 B. 3300 cm3 C. 16,400 cm3 D. 65,600 cm3

OpenStudy (anonymous):

I'll give you a hint! the Radius = half the diameter

OpenStudy (anonymous):

still did not get it

OpenStudy (anonymous):

earlier i told you the area of a circle. do you remember?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

and you take that area and multiply it by the height!

OpenStudy (anonymous):

volume of a cylinder is area of circle times height! area of a circle incase you have forgotten is \[\pi r ^{2}\]

OpenStudy (anonymous):

vol=pi r² h you give in a) b) c) d) the volume i don't know what you want may be you want the height for every a) b) c) d)

OpenStudy (supdasup):

its c :D

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