3) If the T.S.A of a cylinder is 450 cm2 1 poi
and its base circumference is 50 cm
then the sum of its height and radius
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Answer:
base circumference=50=2πr
total surface area=450=2πr(r+h)
put value of 2πr=50 in volume
50(r+h)=450
(r+h)=450/50=9
the sum of its height and radius=9
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