CSA of a right circular cylinder is 440 cm^ , if the radius is 7 cm find the volume of the cylinder
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Answer:
Given : CSA = 440cm²
Radius = 7cm
To find : Volume of cylinder ?
Soln : CSA of cylinder : 2πrh
440 = 2×22/7×7×h
440 = 2×22×h
400/2×22 = h
height = 10cm
Volume of cylinder : πr²h
= 22/7×7²×10
= 22/7×49×10
=1540cm³
Therefore , the volume is 1540cm³
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