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Trig Functions

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

sin/tan/cos #
π
answer
sin 0   none   0  
🗑
sin 30   π/6   1/2  
🗑
sin 45   π/4   √2/2  
🗑
sin 60   π/3   √3/2  
🗑
sin 90   π/2   1  
🗑
sin 180   π   0  
🗑
sin 270   3π/2   -1  
🗑
cos 0   none   1  
🗑
cos 30   π/6   √3/2  
🗑
cos 45   π/4   √2/2  
🗑
cos 60   π/3   1/2  
🗑
cos 90   π/2   0  
🗑
cos 180   π   -1  
🗑
cos 270   3π/2   0  
🗑
tan 0   none   0  
🗑
tan 30   π/6   √3/3  
🗑
tan 45   π/4   1  
🗑
tan 60   π/3   √3  
🗑
tan 90   π/2   undefined  
🗑
tan 180   π   0  
🗑
tan 270   3π/2   undefined  
🗑


   

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Created by: rachel.carron
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