02怎樣解題03規律性問題(選擇01)
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17 points
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17 points
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16 points
(1)    餐會時,將12張餐桌橫著排列,如下圖,若全部坐滿,共可坐多少人?
5 points
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(2)   桌子如下圖橫著排列,今小明家家族聚餐,排了16張桌子,且全部坐滿,共有幾人?
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(3) 開會時,將15張會議桌橫著排列如下圖,假設全部坐滿,共可坐幾人?
5 points
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(4) 每邊長5公分的正三角形橫著排列,如果排出20個相連的正三角形,周長是幾公分?
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(5)     用火柴棒排成一列四邊形方格,如果排成25個方格,共需要幾根火柴棒?
5 points
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(6)     用竹籤排成一列正三角形,如下圖。如果排18個正三角形並列,共需要幾根竹籤?
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(7)     將黑、白棋子排成如下圖的正三角形,當每邊排100顆時,黑棋和白棋會相差幾顆?
5 points
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(8)     每邊長8公分的正三角形,排成一列,連接60個三角形,周長是幾公分?
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(9)     盒裡有61根牙籤,弟弟用牙籤排出相連的正方形,如下圖。若弟弟排出17個相連的正方形,則盒裡還剩下幾根牙籤?
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(10)     用相同的薄荷糖排正方形,每次排的正方形,其每邊薄荷糖數都要比前次多2顆,第七次比第六次共多放了幾顆薄荷糖?
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