C:\Documents and Settings\Administrator\先估一估,哪一块草坪的面积大?先算一算,大多平方米?
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C:\Documents and Settings\Administrator\先估一估,哪一块草坪的面积大?先算一算,大多平方米?
C:\Documents and Settings\Administrator\
先估一估,哪一块草坪的面积大?先算一算,大多平方米?
C:\Documents and Settings\Administrator\先估一估,哪一块草坪的面积大?先算一算,大多平方米?
先估一估,哪一块草坪的面积大?先算一算,大多平方米?
上图的面积=118X51,估算就是120X50=6000平方米
下图长是多少?