A 10.0-cm-high drinking cup is in the shape of a frustum of a cone. The bottom has radius $3.2 \mathrm{~cm}$ and the open top has a radius of $4.3 \mathrm{~cm}$. What is the total surface area of the outside of the cup?

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The Answer of A 10.0-cm-high drinking cup is in the shape of a frustum of a cone. The bottom has radius $3.2 \mathrm{~cm}$ and the open top has a radius of $4.3 \mathrm{~cm}$. What is the total surface area of the outside of the cup?

A 100-Cm-High Drinking Cup Is in the Shape of a Frustum