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生活中处处充满着数学,处处留心皆数学.立体几何也不例外,以“立几”为背景的实际问题比比皆是,同学们现在就跟我来,一起欣赏两道与“面面平行”有关的应用题吧.
Everywhere life is full of mathematics, and everywhere is careful about mathematics. Solid geometry is no exception. Actual problems with the background of “living a few” are everywhere. Students now come with me and enjoy the two faces together. Face parallel " related application questions.