Trapezoidal sums | Accumulation and Riemann sums | AP Calculus AB | Khan Academy

Published on July 21, 2019



The area under a curve is commonly approximated using rectangles (e.g. left, right, and midpoint Riemann sums), but it can also be approximated by trapezoids.

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Trapezoidal sums | Accumulation and Riemann sums | AP Calculus AB | Khan Academy
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