Mxgnus13 Mxgnus13
  • 16-12-2021
  • Mathematics
contestada

The radius of a circle is 7 kilometers. What is the length of a 90° arc?

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 16-12-2021

Find the length of the circumference:

Circumference = 2 x pi x radius

Circumference = 2 x 3.14 x 7

Circumference = 43.96 kilometers

90 degrees is 1/4 of a circle ( 360/4 = 90)

Arc length = 43.96/4 = 10.99 kilometers

(Round answer as needed)

Answer Link
williamwiththebigIQ williamwiththebigIQ
  • 03-07-2022

Answer:

Step-by-step explanation:

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