Homework Help: 12
Posted by brooke on Tuesday, September 17, 2013 at 10:41pm.
If cot £ = 9/2 with £ in Quadrant II, find sin £

12  Henry, Saturday, September 21, 2013 at 3:05pm
cot E = 9/12 = X/Y.
r^2 = X^2 + Y^2 = (9)^2 + 12^2 = 225
r = 15
sin E = Y/r = 12/15.