Trigonometric Ratios of 90° + θ

Move point P to observe how the point corresponding to θ moves,and how point Q corresponding to 90° + θ moves. Think about how the trigonometric ratios of 90° + θ can be expressed using the trigonometric ratios of θ. You can also move the slider to switch the display mode.
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Kenichi Iijima —

 
Type de ressources
Activité
Balises
class  cosine  sine  trigonometric-functions 
Tranche d'âges
3 – 19+
Langue
English
 
 
 
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