If a=16,b=24,c=20, then cos b/2= This question has not been answered yet! Don't worry! You can check out similar questions with solutions below ... data set 14, 16, 20, 22, 23, 24 is 20, then what is the sum ... If x=sin^14?+cos^20? then prove 0 ... is 1) sinΘ = -1/52) cosΘ = 13) secΘ = 1/24) tanΘ = 20 cos 20 cos40 cos 60 cos 80=1/16 ... following problem? simplify: 3/20 + 4/48 - 7/16 + (-3/24)