jika cot 27° = p hitunglah nilai( csc 477°)

cot 27 = p = x/y
maka
x = p
y = 1
r = akar(p²+1)

csc 477 = csc (360+117)
csc 477 = csc 117
csc 477 = csc (90+27)
csc 477 = sec 27
csc 477 = akar(p²+1)/p