The following angles are reduced to 0 to 2 π plus 2K π (K ∈ z) (1) -25/6π (2)-5π (3)-45° (4)400°

(1) -25π/6
=24π/6-π/6
=-4π-π/6
=-6π+2π-π/6
=-6π+11π/6
(2)-5π
=-6π+π
(3)-45°
=-π/4
=-2π+7π/4
(4)400°
=400/180 *π
=2π+2π/9

RELATED INFORMATIONS

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