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Please help, due soon. Find the length of each arc. Use exact answer

Please help, due soon. Find the length of each arc. Use exact answer-example-1

1 Answer

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Answer:

C

Explanation:

The arc length is calculated as

arc = circumference of circle × fraction of circle

= 2πr ×
(285)/(360)

= 2π × 18 ×
(19)/(24)

= 36π ×
(19)/(24) ( cancel 36 and 24 by 12 )

= 3π ×
(19)/(2)

=
(57\pi )/(2) → C

User Pritam Barhate
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