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26 votes
26 votes
Find the length of the indicated arc for the following circles. Either leave in terms of by entering answers with the word pi, or use 3.14 for pi and round your answer to the nearest 10th.

Find the length of the indicated arc for the following circles. Either leave in terms-example-1
User Raman Raman
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2.5k points

1 Answer

21 votes
21 votes

ANSWER

7.5pi

Step-by-step explanation

The length of an arc is given by,

When θ is measured in degrees.

In this problem, θ = 150° and r = 18/2 = 9,


s=(150)/(360)*2\pi\cdot9=(15)/(2)\pi=7.5\pi

The arc length is 7.5pi

Find the length of the indicated arc for the following circles. Either leave in terms-example-1
User Slavic
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2.7k points