i hate math (chapter 13)
Terms
undefined, object
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- initial side
- side of angle fixed on positive x axis
- terminal side
- ray of an angle not along x axis
- standard position
- angle with vertex at origin and one on the x axis.
- sin 0 csc 0
- 0 undef
- cos 0 sec 0
- 1 1
- tan 0 cot 0
- 0 undef
- sin 90 cos 90 tan 90
- sin 90 = 1 cos 90 = 0 tan 90 = undef
- csc 90 sec 90 cot 90
- csc 90=1 sec 90=undef cot 90=0
- sin 180 cos 180 tan 180
- sin 180= 0 cos 180=-1 tan 180= 0
- csc 180 sec 180 cot 180
- csc 180=undef sec 180=-1 cot 180=undef
- sin 270 cos 270 tan 270
- sin 270= -1 cos 270= 0 tan 270= undef
- csc 270 sec 270 cot 270
- csc 270=-1 sec 270= undef cot 270= 0
- sin/cos/tan 360
- sin 360 = 0 cos 360=1 tan 360=0
- csc/sec/cot 360
- csc 360=undef sce 360=1 cot 360=undef