mstone224 mstone224

19-03-2020
Mathematics

contestada

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

Respuesta :

PollyP52 PollyP52

19-03-2020

Answer:

5π/2 inches

or 7.85 inches to the nearest hundredth.

Step-by-step explanation:

The length of the arc = radius * the angle in radians.

90 degrees = π/2 radians, so

The length of the arc = 5π/ 2 inches.

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