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12 votes
12 votes
Find the length of the arc.
A. 15π mi
B. 5400π mi
C. 135π mi
D. 125π16 mi

Find the length of the arc. A. 15π mi B. 5400π mi C. 135π mi D. 125π16 mi-example-1
User Morvader
by
2.3k points

1 Answer

13 votes
13 votes

Answer:

A. 15π mi

Explanation:

First find the circumference

C = 2*pi*r

C = 2 * pi*18

C = 36pi

The arc is 150 degrees

The fraction of the circle is

150/360 = 5/12

Multiply this by the circumference

5/12 * 36 pi

15 pi

User Zorlak
by
3.2k points
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