Diketahui cos θ = - 9/15, θ di kuadran II. Tentukan nilai-nilai perbandingan trigonometri yang lain!

kuadran II, x negatif 
cosA = -9/15 → x = -9 dan r = 15
y = √(r² - x²) = √(15² - (-9)²) = 12
sinA = y/r = 12/15
tanA = y/x = -12/9
cotA = x/y =-9/12
secA = r/x = -15/9
cscA = r/y=15/12