Answer
A$\approx$21.2 ft$^2$
Work Step by Step
A=$\frac{3}{4}$$\pi$3$^2$
A=$\frac{27}{4}$$\pi$
A$\approx$21.2 ft$^2$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.