1.

The areas enclosed by the contours in a lake are as follows:Contour (m)270275280285290Area (m2)50200400600750 The volume of water between the contours 270 m and 290 m by trapezoidal formula is _______.

A. 6400 m3
B. 8000 m3
C. 16000 m3
D. 24000 m3
Answer» C. 16000 m3


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