Answer: AB = 6
Step-by-step explanation:
If CD = 12 , AC also = 12
B is the midpoint of AC so one side = 6
AB is one side of AC , so AB = 6
I am not a professional, I am simply using prior knowledge!
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Answer:
D.
Step-by-step explanation:
The formula is Sum(n) = (n -2) 180.
Answer:33
Step-by-step explanation:
3850/(155-45)
=3850/115
=33.4
Round up to 33.
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Answer:
Step-by-step explanation:
subtract 9 from both sides
x=3