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x = r cos a = 4 cos 60 = (1/2).4 = 2
y = r sin a = 4 sin 60 = (1/2.v3)/4 = 2v3
(x,y) = (2 , 2v3)
semoga bermanfaat !
r = 4
θ° = 60°
jadi :
rumus : x = r.sin.θ°
= 4.1/2
x = 2
y = r.cos.θ°
y = 4.1/2√3
y = 2√3
jadi : (2,2√3)