curved surface area of cylinder is 300 cm2 and its height is 5cm. find the total surface area of the cylinder?
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Answer:
872.606cm2
Step-by-step explanation:
Height of cylinder = 5 cm
C.S.A of cylinder = 2πrh=300
=2×3.14×5×r=300
= r = 9.55 cm
Now, T.S.A = 2 π r(h+r)
= 2×3.14×9.55(5+9.55)
= 6.28 × 138.95
= 872.606 cm2
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