#### Answer

$BC = 12.3$

#### Work Step by Step

We can find $BC$:
$P = AB+BC+CD+DA = 59.2$
$AB+BC+BC+AB = 59.2$
$(BC+5)+BC+BC+(BC+5) = 59.2$
$4~BC+10 = 59.2$
$4~BC = 49.2$
$BC = \frac{49.2}{4}$
$BC = 12.3$

Published by
Brooks Cole

ISBN 10:

ISBN 13:

$BC = 12.3$

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