Editor
Editor
 Sep 18, 2022
0
Given the triangle ABC $\alpha=42^{\circ}$, $\beta=32^{\circ}$ a=12 then the length of side b is
Difficulty: Easy
A: 
16
B: 
17
C: 
15
D: 
23
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NETNUST Entry TestMathematicsFundamentals of Trignometry