bridgetbarker5p48388 bridgetbarker5p48388

10-08-2021
Mathematics

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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 class=

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wegnerkolmp2741o wegnerkolmp2741o

10-08-2021

Answer:

A. 15π mi

Step-by-step 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

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