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A circle has a circumference of 18. It has an arc of 6. What is the central angle of the arc, in degrees?
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A circle has a circumference of 18. It has an arc of 6. What is the central angle of the arc, in degrees?

User Robotwasp
by
6.7k points

2 Answers

2 votes

Answer:

120

Explanation:

User Ludde
by
7.0k points
7 votes

Answer:

Explanation:

C=2πr

18=2×3.14×r

18=6.28r

r=2.88

Arc of a circle

A=®/360°πr

6=®/360°×3.14×r

®=239°

6

User Sealla
by
7.9k points
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