Ask Question
22 November, 00:42

A circle has a radius of 7.5 centimeters and a central angle AOB that measures 90°. What is the length of the intercepted arc AB?

+3
Answers (2)
  1. 22 November, 03:02
    0
    Let a be the arc length ...

    a / (2πr) = 90/360

    a / (2πr) = 1/4

    a=πr/2 and r=7.5 so

    a=3.75π cm

    a≈11.78 cm (to the nearest one hundredth of a cm)
  2. 22 November, 03:41
    0
    Arc length = radius * central angle (radians)

    Arc length = 7.5 * PI / 2

    Arc length = 11.780972451 centimeters
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “A circle has a radius of 7.5 centimeters and a central angle AOB that measures 90°. What is the length of the intercepted arc AB? ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers