Dik sin= 5/P Hitunglah cos alfa,cosec alfa,sec alfa,cotan alfa

Bab Trigonometri
Matematika SMA Kelas X

sin α = 5/p = y/r

x = √(r² - y²)
x = √(p² - 5²)
x = √(p² - 25)

1] cos α = x/r = (√(p² - 25))/p
2] cosec α = r/y = p/5
3] sec α = r/x = p/√(p² - 25) = (p/(p² - 25)) √(p² - 25)
4] cotan α = x/y = (√(p² - 25)) / 5