the volume of a cylinder is 3960cm3 .Its curved surface area is 1320cm2.find it's diameter
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Answered by
1
Answer:
Step-by-step explanation:
Given,
volume of cylinder = 3960 cm^3 _eq^n 1
curved surface area = 1320 cm^2 _eq^n 2
dividing eq^n 1 and eq^n 2
πr^2h/2πrh = 3960/1320
r/2 = 3
r = 2*3
r = 6
diameter/2 = radius
diameter/2 = 6
diameter = 6*2
diameter = 12
hope you understand
Answered by
1
Answer:
the volume of a cylinder is 3960cm3 .Its curved surface area is 1320cm2.find it's diameter
Step-by-step explanation:
Given,
volume of cylinder = 3960 cm^3 _eq^n 1
curved surface area = 1320 cm^2 _eq^n 2
dividing eq^n 1 and eq^n 2
πr^2h/2πrh = 3960/1320
r/2 = 3
r = 2*3
r = 6
diameter/2 = radius
diameter/2 = 6
diameter = 6*2
diameter = 12
hope you understand
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