Sunday, April 8, 2012

trig chart

This whole week we have been reviewing old tests for the trig exam that is coming up soon, so I decided to write out the trig chart:

sin 0=0        
sin 30=1/2
sin 45=square root of 2/2
sin 60=square root of 3/2
sin 90=1

csc 0= undefined
csc 30=2
csc 45=square root of 2
csc 60=2 square root of 3/3
csc 90= 1

tan 0=0
tan 30=square root of 3/3
tan 45=1
tan 60= square root of 3
tan 90=undefined

cos 0=1
cos 30=square root of 3/2
cos 45= square root of 2/2
cos 60=1/2
cos 90=0

sec 0=1
sec 30=2square root of 3/3
sec 45=square root of 2
sec 60=2
sec 90= undefined

cot 0=undefined
cot 30=square root of 3
cot 45=1
cot 60=square root of 3/3
cot 90=0

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