if a=1.8 and b=4.7 find angle B to the nearest tenth of a degree.
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Answer:
69°
Step-by-step explanation:
TOA is tan(θ)[tex]=\frac{opposite}{adjacent}[/tex]
Reversing the process is [tex]arctan[/tex] or [tex]tan^{-1}[/tex]
[tex]arctan(\frac{4.7}{1.8})=[/tex]
1.205 radians
69.04 degrees