$3\mathrm{.}38$ Consider Problem $3\mathrm{.}37.$ The distance from A to B is $50$ units, $B$ to $C$ is $50$ units, and $C$

to $D$ is $50$ units. For $($b$),$ the distances from $A$ to $C$ and $B$ to $D($and the reverse direc$-$

tions$)$ are given by the hypotenuse of a triangle formed by the departments $($e$.$g$.,$ ABC$).$

Which lavout would vou prefer. $($a$)$ or $($b$)?$ Whv$?$