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maka :
y = 5
x = √11
nilai hipotenusa = √(y² + x²)
= √(25 + 11)
= 6
cosinus x/r
maka :
cos α = √11/6
maka :
y = 5
x = √11
nilai hipotenusa = √(y² + x²)
= √(25 + 11)
= 6
cosinus x/r
maka : cos α = √11/6