This might be the answer you’re looking for (−x−6)(x+9)
Quadrant III
the quadrant numbers go in a "C" shape almost with the
first quadrant being: positive x and positive y
second quadrant: negative x positive y
third quadrant: negative x negative y
fourth quadrant: positive x negative y
hopefully that made sense and helped!
Answer: -51.75
Step by step:
=18/4 (–11.5)
=9/2 (–11.5)
= –51.75
Find out the degrees both triangles measures. Hope this helps