Mathematics
Senior High
なぜ掛け算が出てくるのかわかりません。教えてくださいっ。
入して求めよ。
者 。右の図において
BC=ABsin25*
三3000X0.4226
三1267.81268
AC=ABcos25『*
三3000X0.9063
三2718.9寺2719
のコ 語詞は 1268 m, し水仙 279m
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