max236524 max236524

26-06-2017
Mathematics

contestada

what is the surface area of a cylinder with a height of 32 and a radius of 7

note: answer must not be decimal or fraction. Must be in pi from. EX) 15pi

Respuesta :

mathmate mathmate

26-06-2017

lateral area = 2πrh=2π(7)(32)=448π
end areas = 2πr² = 2π7²=98π
Total surface area=lateral area+end areas=(448+98)π=546π

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