Jawaban:
4) cos 240°
= -1/2
5) sin 45°+ cos 225°
= (1/2√2) + (-1/2√2)
= 0,7 + (-0,7)
= 0
*cuma itu yang bisa aku jawab
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Jawaban:
4) cos 240°
= -1/2
5) sin 45°+ cos 225°
= (1/2√2) + (-1/2√2)
= 0,7 + (-0,7)
= 0
*cuma itu yang bisa aku jawab