A line that is parallel to a side and intersects the other two siddes divides the sides proportionally.
Set up the proportion
2/x+1 = x/x+6
Multiply means and extremes
2x+12= x^2+ x
Solve to get your answer.
Step-by-step explanation:
angle 2 and angle 7 are alternate exterior angles and are equal.
all angles are 75
Answer:(2,1) (8,3) (6,-3)
(7+3)x(4-2)=39
I hope that helps