math

A right cylinder has a radius of 6 m and a surface area of 84 m². Find the surface area of a similar cylinder with a radius of 2 m

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asked by omnia
  1. area ratio of similar figures is the square of the ratio of lengths
    (6/2)^2 = 36/4 = 9
    84/9 = 9 1/3 m^2

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    posted by Damon

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