Problem $4.$ Consider the floor plan shown below. Compute the tributary areas for

$($a$)$ floor beam B$1,$

$($b$)$ floor beam B$2,$

$($c$)$ girder G$1,$

$($d$)$ girder G$2,$

$($e$)$ corner column C$1,$ and

$($f$)$ interior column C$2$

For the beam and girder, use both Method $1$ and Method $2$ given in class.