Posted by **Rich** on Sunday, September 18, 2011 at 6:00pm.

This is for SAT prep :(

Semicircular arcs AB,AC,BD,CD divide the circle above into regions.

The points show along the diameter AD divide it into 6 equal parts. If AD=6, what is the total area of the shaded regions?

a.4pi

b.5pi

c.6pi

d.12pi

e.24pi

Here is a picture:

i54 . tinypic . com/25tiwib. jpg

remove the spaces

Thanks!

- geometry -
**Descartes**, Sunday, March 4, 2012 at 10:00pm
6pi

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