Marisol is measuring one piece of ribbon. She will cut it into 17 pieces that are each 9 inches long. How many inches long will the whole piece be?

include a picture of the drawing in order for me to

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