Question

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A community aquarium is building a new cylinder shaped fish tank for their tropical fish exhibit. The tank needs to have a radius of 6 feet and a height of 10 feet. How much surface area of special waterproof coating will they need to cover the entire outside of the tank, including the top and bottom?(1 point)

414.48 square feet

672 square feet

602.88 square feet

804 square feet
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Answer 1

Surface area = lateral area + 2 bases = 2πrh + 2πr^2 = 2πr(h + r).

With r = 6, h = 10:
SA = 2π(6)(10 + 6) = 192π ≈ 192(3.14) = 602.88 square feet.

Answer: 602.88 square feet.