Answer
$340\ cm^2$
Work Step by Step
Find the area of each rectangular part of the figure.
The top rectangle is 5cm wide and (22-10) cm high.
The bottom rectangle is 28 cm wide and 10 cm high.
$a=(5\times12)+(28\times10)=60+280=340$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 1 - Review - Page 100: 9
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