Answer:
See answers below
Step-by-step explanation:
The Bisector Angle Theorem basically states that if a bisector cuts the middle of an angle, the two angles that it creates will be equal to each other.
Therefore:
#7 -> x=38
#8 -> x=144
#9 -> 2x=84 -> x=42
#10 -> x+3=30 -> x=27
Answer:

Step-by-step explanation:

For x=0

For x=1

For x=2

For x=3

460×3= 1380 That's all I can give.
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Your welcome!