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A central angle of a circle intercepts an arc of length 18 centimeters. The radius of the circle is 9 centimeters. What is the measure of the central angle in radians?
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5 votes
A central angle of a circle intercepts an arc of length 18 centimeters. The radius of the circle is 9 centimeters. What is the measure of the central angle in radians?

User Charanor
by
5.8k points

1 Answer

4 votes

Answer:

.44444444

Explanation:

πr²=full circumference

18/π(9)²=x/2π

User Alicia Tang
by
5.4k points
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