Please help this is due by the end of the day

the answer is 14ft

step-by-step explanation:

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

7 is the median   7.875 is the mean

step-by-step explanation:

3,4,5,6,8,11,13,13