Answer:
20
Step-by-step explanation:
3x + x + 100 = 180 (sum of angles on a straight line)
4x = 180-100
4x=80
divide both sides by 4
x=20
Answer:
w + 2.3 > 18
Step-by-step explanation:
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Answer:
the answer is 18. There are 18 ways to arrange the cars.
Does this help it says the arc length is 12.56637