Posted by Dani on Thursday, March 7, 2013 at 10:19pm.
Find the values of the trigonometric functions of è from the information given.
cot è = 1/2 , sin è < 0

Math Pre Cal  Steve, Friday, March 8, 2013 at 5:06am
cot = 1/2
cot > 0 in QI,QIII
sin < 0 in QIII,QIV
so, we are in QIII and x<0, y<0
r = √5, so
cot = x/y = 1/2
sin = y/r = 2/√5
cos = x/r = 1/√5
...
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