1.

What is x equal to?

A. \({\tan ^{ - 1}}\left( {\frac{{60}}{{119}}} \right)\)
B. \({\tan ^{ - 1}}\left( {\frac{{120}}{{119}}} \right)\)
C. \({\tan ^{ - 1}}\left( {\frac{{90}}{{169}}} \right)\)
D. \({\tan ^{ - 1}}\left( {\frac{{170}}{{169}}} \right)\)
Answer» C. \({\tan ^{ - 1}}\left( {\frac{{90}}{{169}}} \right)\)


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