The volume and the curved surface area of a cylinder are 1650cm cube 660 CM square find the radius and height of the cylinder
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πr^2h=1650
r^2h=1650*7÷22
r^2h=75*7=525
rh=525÷r. ~1
2πrh=660
rh=330*7÷22=105. ~2
by equating 1 and 2
525÷r=105
r=5cm
rh=105
h=105÷5=21cm
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