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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.
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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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