FAQ

What is the ArcTan A?
ArcTan A is the measure of the principal angle obtained by taking the inverse trigonometric tangent function value of the given real number A. ArcTan A is usually measured using the Degree for Angle. Note that the value of ArcTan A is always negative.
Can the ArcTan A be negative?
Yes, the ArcTan A, measured in Angle can be negative.
What unit is used to measure ArcTan A?
ArcTan A is usually measured using the Degree[°] for Angle. Radian[°], Minute[°], Second[°] are the few other units in which ArcTan A can be measured.
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