Answer:
1:1
Step-by-step explanation:
this is because they are selected at random 3/3=1
its D
I attached a picture below of what the lines of symmetry are.
y = -2x + 9
y = -2x + 7
(4, 1)
1 = -2 ( 4 ) + b
1 = -8 + b
b = 9
25 degrees