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OpenStudy (anonymous):
[7.05] If the blue sector of the circle is a semicircle, find the area of the blue sector with a given radius of 6 units.http://learn.flvs.net/webdav/assessment_images/educator_geometry/Pictures/v6/mod7/07_17_44.gif
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OpenStudy (anonymous):
i can't open the link, could you draw per chance? XD
OpenStudy (anonymous):
OpenStudy (anonymous):
from the drawing it looks like a perfect semicircle.
OpenStudy (anonymous):
since the area of a circle is given by pi * r^2, the area of a semicircle is 1/2 * pi * r^2
OpenStudy (anonymous):
thanks
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