Answer:
1. d.9
2.
3.
Step-by-step explanation:
that is the only one I know sorry
Answer:
The answer is below!
Step-by-step explanation:
I hope this helps!
f(8) = 6 (1-8) +11
= 6 (-7) + 11
= -42 +11
= -31
Angle 4 would also be 135. the two on the top would add to 180, making a whole circle altogether that equals 360. so, you would do 180-135 = 45. angle 5 is 45. angle 7 would also be 135 because angle 4 and 7 are vertical angles.