A closed cylindrical container has a base radius of 5cm and a height of 12cm. Calculate the outer surface area when lid is removed. (Take pi=3)
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Answer:
what is lid here on the sentence
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Answer:
435 Cm square
Step-by-step explanation:
outer surface area when lid is removed=Curved surface area + area of 1 lid
=2*pi*r*h+pi*r^2
=2*3*5*12+3*25=435
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