Find the perimeter in feet of the room whose floor plan is shown. PLEASE SHOW STEPS

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

answer: 40392

step-by-step explanation:

10098 x 4 = 40392

x = 12

y = 1

for the points!