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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asked Nov 17, 2021 101k views

2 votes

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

Mathematics
middle-school

Robotwasp asked

by Robotwasp

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2 Answers

2 votes

Answer:

120

Explanation:

Ludde answered Nov 18, 2021

by Ludde

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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°

Sealla answered Nov 20, 2021

by Sealla

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