Answer:
177.6683°
Step-by-step explanation:
If Cos ∅=3√3 then,
The angle is therefore the inverse of the cosine.
∅= Cos⁻¹ (3√3)
= 2.3317°
If Sin is less than zero then the angle lies in the second quadrant of the unit circle.
Therefore the angle in question is 180°-2.3317°
=177.6683°
