ddatsman1730
22.04.2020 •
Mathematics
PLease help me it says use cosine law
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Ответ:
59 degrees
Step-by-step explanation:
law of cosines states that
for sides A B C and angle c opposite to side C,
cos(b) =
cos-1(23/45) = b
b = 59
Ответ:
B C and D are the answers
Step-by-step explanation: