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Geometry 14 Online
OpenStudy (anonymous):

Find the length of side a to the nearest tenth. A. 11.8 B. 8.7 C. 10.9 D. 6.1

OpenStudy (anonymous):

OpenStudy (mertsj):

Use the law of cosines

OpenStudy (anonymous):

idk how

OpenStudy (mertsj):

Law of Cosines: \[c^2=a^2+b^2-2ab \cos C\] \

OpenStudy (mertsj):

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