rqfnmzfy5p rqfnmzfy5p

10-05-2024
Mathematics

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A circle has a circumference whose length is 25π. Find the length of an arc whose central
angle is 90°.

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olumideolawoyin olumideolawoyin

10-05-2024

Answer:

12.5π cm

Step-by-step explanation:

Length of an arc = central angle/360° × 2πr

= 90° / 180° × 25π

= 25/2π

= 12.5π cm

= 39.25cm

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