A carpenter is cutting a piece of wood that is 1 yard by 1 yard. He wants one side to be 3/8 of a yard. And 1 side to be 1/4 of a yard.

you probably already have the answer but anyways it's b. 15.0

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