Home » Courses » Mathematics » Single Variable Calculus » 4. Techniques of Integration » Part B: Partial Fractions, Integration by Parts, Arc Length, and » Session 79: Surface Area

To find the surface area of a curve revolved around an axis, we break the curve into infinitesimal segments ds then sum up the areas of the bands formed by rotating each segment ds about the axis.
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Surface Area of a Wine Glass
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