Ambiguous Shaded Region

Geometry Level 2

If the purple area is Aπ,A \pi, what is A?A?

Note that the figure shows 2 semicircles whose diameters lie on a common line. The chord DE DE of the larger circle is parallel to the diameter, tangent to the smaller circle, and has length 12.12.

×

Problem Loading...

Note Loading...

Set Loading...