The height and the total surface area of a right circular cylinder are 4 cm and 8π sq.cm. respectively. the radius of the base of cylinder is
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r=2
bcz we apply 2πr(h+r)=8π
h=4
then make a quadratic equation in r ..after putting the value of h then remove π frm both sides...we get abs
bcz we apply 2πr(h+r)=8π
h=4
then make a quadratic equation in r ..after putting the value of h then remove π frm both sides...we get abs
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