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= √3
y=2 sin 30
=1
jadi (√3,1)
b.x= 4 cos 45
=2√2
y=4 sin 45
=2√2
jadi (2√2,2√2)
c.x= 6 cos 60
= 3
y= 6 sin 60
=3√3
jadi (3,3√3)
setahu saya seperti itu,,maaf klo salah