Mathematics
Junior High
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品人0蟬 中 人人
8. 如上圖回'已知有一邊長為4公分的正方體,今沿著平面48C切一刀,則,
(1) 鋪色部分是哪一種立體圖形?答: 給 由
/@@, 負色部分的立體圖形其表面積為 員8
還
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