The areas of cross sections of Lake Nogebow at 5-m intervals are given in the table below.

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The areas of cross sections of Lake Nogebow at 5-m intervals are given in the table below. Figure 26 shows a contour map of the lake. Estimate the volume V of the lake by taking the average of the right- and left-endpoint approximations to the integral of cross-sectional area.

Depth (m) Area (million m) 10 15 0 5 2.1 1.5 1.1 0.835 20 0.217

0 5 10 15 20

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Calculus

ISBN: 9781319055844

4th Edition

Authors: Jon Rogawski, Colin Adams, Robert Franzosa

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