Area of a sector of a circle

Area of a sector of a circle

Author: Sue Williamson

Students will model geometry using formula to find area and lengths of acircle.

Using the formulas provided, students will be able to calculate the area of a sector of a circle and the length of a section of a circle.

See More

Try Our College Algebra Course. For FREE.

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to many different colleges and universities.*

Begin Free Trial
No credit card required

28 Sophia partners guarantee credit transfer.

281 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 25 of Sophia’s online courses. Many different colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.


Area of a Sector of a Circle

Use the formulas in the video to calculate the area of a sector of a circle and length of a portion of the circumference of a circle.

Source: Sue Williamson using Quicktime for Mac