Answer:
BF=16
Step-by-step explanation:
To find BF, (I will be calling it x) you need to use the equation
CF/FB=CE/EA Substitute
FB=x
24/x=18/12 cross multiply
18x=288 divide both sides by 18
x=16
FB=16
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If you are given that b = 2, then just plug it in:

So, your final answer is
0.
See56.7 cause it is the correct one to the 20th
Answer:
the alternate interior angle of angle 5 is angle 4
the measurement of this angle is 70°
angle 3 is 110°
the alternate interior angle of 3 is angle 6
the measurement of this angle is 110°