amybustos24
amybustos24
20-11-2018
Mathematics
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Tom304
Tom304
20-11-2018
[tex] \cos( s ) = \frac{12}{20} [/tex]
[tex]s = { \cos}^{ - 1} \frac{12}{20} [/tex]
s=53.1
So the answer is D
Hope I can help u
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