Ask Question
24 October, 18:54

A circle has a radius of 20 inches. Find the length of the arc intercepted by a central angle of 45°. Leave answers in terms of π.

+5
Answers (1)
  1. 24 October, 19:03
    0
    central angle/360 = arc length/2pi•r

    Let π = pi

    Let A = length of intercepted arc

    45/360 = A/2 (20) π

    1/8 = A/40π

    8A = 40π

    A = 40π/8

    A = 5π

    Did you follow?
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “A circle has a radius of 20 inches. Find the length of the arc intercepted by a central angle of 45°. Leave answers in terms of π. ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers