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marissa [1.9K]
3 years ago
6

Please help me on 1,2, and 3 I am taking a quiz and I do not know this

Mathematics
1 answer:
Roman55 [17]3 years ago
7 0

Answer:

Step-by-step explanation:

1)  108 °   has a mirror arc of the same length on the opposite side of the circle so 108 + 108 = 216 ,  then subtract that from all the way around the circle. so  360 - 216 = 144.  Divide 144 by 2 equals 77 so arc EF = 77 °

2)  are EFC is  360 - 60-70 = 230 °

3)   it tough  the angle is 74.. it was a lot to figure that out.. ask if you want to know

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