Mathematics
Senior High
画像のcos32°、sin32°とはどういう事ですか？なぜふたつの角は同じ角度なのですか？cos32°ならsin58°では無いのですか？
207 (1) x=ABX cos 32° = 4×0.8480
=3.392≒3.4
y=ABX sin 32° = 4x0.5299
=2.11962.1
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