If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Area between two polar curves


Let R be the region in the first and second quadrants that is inside the polar curve r, equals, 3 and inside the polar curve r, equals, 2, plus, 2, cosine, left parenthesis, theta, right parenthesis, as shown in the graph. The curves intersect at theta, equals, start fraction, pi, divided by, 3, end fraction.
Which integral represents the area of R?
Choose 1 answer: