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歡迎您訪問數學考題練習:如圖所示立體圖形,是由____個面組成,面與面!

數學考題練習:如圖所示立體圖形,是由____個面組成,面與面

更新時間:2024-01-12 16:37:19作者:貝語網校

如圖所示立體圖形,是由____個面組成,面與面相交成____條線

A.3,6

B.4,5

C.4,6

D.5,7

試題答案

C

試題解析

對圖進行仔細觀察認真分析即解.

解答:有上下兩個平面,側面是一個平面,一個曲面,共有4個面;面與面相交的地方形成線.上面是一條曲線,一條直線,側面是兩條直線,下面是一條曲線一條直線,共有6條線.

故選C.

點評:本題考查的知識點為:面有平面與曲面之分,線也有直線和曲線之分.應考慮完全.

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