Question

Find the area A of the sector of a circle of radius 20 feet formed by the central angle $\frac{1}{2}$ radian. A (area) = $oxed{}$ feet$^2$ (Type an integer or decimal rounded to three decimal places as needed.)

          Find the area A of the sector of a circle of radius 20 feet formed by the central angle $\frac{1}{2}$ radian.

A (area) = $oxed{}$ feet$^2$
(Type an integer or decimal rounded to three decimal places as needed.)

Find the area A of the sector of a circle of radius 20 feet formed by the central angle (1)/(2) radian.

A (area) = oxed feet^2
(Type an integer or decimal rounded to three decimal places as needed.)

Added by Encarnacion S.

Precalculus with Limits

Ron Larson 2nd Edition

Thanks for your feedback!

Find the area A of the sector of a circle of radius 20 feet formed by the central angle (1)/(2) radian. A = (1/2) * r^2 * θ A = (1/2) * 20^2 * (1/2) = 100π A = 100π square feet