Editor
Editor
 Sep 18, 2022
0
$\frac{3}{\pi}$=
Difficulty: Easy
A: 
$54.71^{\circ}$
B: 
$21^{\circ}$
C: 
$51^{\circ}$
D: 
$29^{\circ}$
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NETNUST Entry TestMathematicsTrigonometric Identities of Sum and Difference of Angles