cheickwade cheickwade

13-05-2024
Mathematics

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The radius of a circle is 5 inches. What is the length of a 90° arc?

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olumideolawoyin olumideolawoyin

13-05-2024

Answer:

7.85 inches

Step-by-step explanation:

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

= 90/360 × 2 × 3.14 × 5

= 1/4 × 2 × 15.7

= 15.7/2

= 7.85 inches

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