tan t87 sin
tan t=-8/7 sin<0 Find cos t, sec t, csc t, sin t
Solution
tan t=opposite side/adjacent side =-8/7
opposite side2+adjacent side2=hypotenuse2
cost adjacent side/hypotenuse=7/[(-8)2+72]
cost =7/[64+49]
cost =7/113
sect =1/cost =(113)/7
sint =opposite side/hypotenuse=-8/[(-8)2+72]=-8/113
csct=1/sint=-(113)/8
