Answer:
perp. slope: 1
y + 4 = x - 8
y = x - 12
SUM OF ALL ANGLES OF A TRIANGLE =180
THEREFORE,
X+8+2X-3+6X-5=180
9X=180
X=20.
THEREFORE,<J=X+8=20+8=28
<K=6X-5=6*20-5=120-5=115
<L=2X-3=2*20-3=40-3=37.
Can't answer this without knowing the height of the rectangle ...
Step-by-step explanation: