I believe the answer should be 102. It has been a long time since I have done one of these but I believe that if you times the outside angle by 2 then it is the angle if the point were to be in the center.
What do you mean by that? multiplacation
Answer:
3428.57
Step-by-step explanation:
20,000/7=
2857.14
20,000/5=
4,000
2857+4,000=
6857.14/2=
3428.57
Answer: your answer is 20.
Step-by-step explanation:
15 +4= 19 rounded to the nearest tenth is 20
Answer: 
<u>Add 5 to both sides</u>
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<u>Divide both sides by 60</u>
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