A cylindrical storage tank 5 meters tall with a diameter of 20 meters needs to be painted. The amount of paint needed depends on the surface area. a) Determine the correct formula to use to find the surface area. b) Calculate the surface area of the tank Give the answer to two decimal places. a) The correct formula is A. 2π rh + 2π r² OB. 4πr² C. π₁²2² + √√√√² +h² OD. 2²h b) The surface area of the tank is A. 3140 m² B. 942 m³ C. 942 m² D. 3140 m³

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