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Mathematics 10 Online
OpenStudy (anonymous):

Can anyone help me with geometry problem? Find A to the nearest degree. Consult the table above to find the cosine number. A~? degrees picture attached below.

OpenStudy (anonymous):

OpenStudy (anonymous):

\[\cos A=adjacent/hypotenuse = 14/26\] Now, apply the inverse cos

OpenStudy (rulnick):

acos(7/13) = 57.42 degrees.

OpenStudy (rulnick):

(acos is another word for "inverse cosine" or cos^(-1))

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