What shape will result when you make a vertical cross section through the picture below?

triangle and cube

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

-60.75

step-by-step explanation:

just add the numbers then put the negative sign on it