SOLUTION: A water tank 3.5m high with 10cm thick concrete and an external diameter of 3m has to have a banner 1 meter high placed aroun the tank. what area of material is required.

Question 953033: A water tank 3.5m high with 10cm thick concrete and an external diameter of 3m has to have a banner 1 meter high placed aroun the tank. what area of material is required.

Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
area of the banner will be height of the banner times circumference of the tank.

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