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Discrete Math 18 Online
OpenStudy (anonymous):

A circle has a radius of 25 centimeters and a central angle EOG that measures 100 degrees. What is the area of sector EOG? Use 3.14 for pi and round your answer to the nearest tenth. A) 2180.6 cm2 B) 21.8 cm2 C)43.6 cm2 D) 545.1 cm2

OpenStudy (alekos):

area = (theta x pi x r^2)/360

OpenStudy (anonymous):

ok so would I do 25/360*2*100*3.14??

OpenStudy (alekos):

(100 x 3.14 x 25 x 25)/360

OpenStudy (anonymous):

Sorry, I misled you and typed in the wrong formula! Alekos is the one to listen to.

OpenStudy (anonymous):

ok I got 545.1 is that correct?

OpenStudy (alekos):

\[Area = (\theta \pi r ^{2})/360\] yep. thats correct!!

OpenStudy (anonymous):

yayyy yhanks you guys!!!!!!!

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