Answer
$$31.7 \ m
.$$
Work Step by Step
We calculate the base length as:
$$
b=\frac{A}{h}=\frac{792 \ m^2}{ 25\ m}=31.7 \ m
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 12 - Section 12.2 - Quadrilaterals - Exercise - Page 391: 12
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