苏教版九年级数学下册电子课本【高清教材】.pdf

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3、AB1C1C2C3B2B3?ACB?槡?槡?槡?槡?槡?槡?槡?2.14?ABC13?C1A1B135?13 m20 m5 m?ACB?ADBC?BCA52?C1B1A164?ABC?槡?槡?槡?ACB13?EDF34?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?槡?ACB?ACBD?槡?槡?槡?槡?槡?槡?ACDEBOH?槡?ABCD?ADCBFE?4050 mx mADCB?槡?ABC?891011 2012 2013?AaBaC D E?+?+?89101120122013?AaBaC BAaC AA C AC?/mABCDE1.80/mABCDE?2008 2009201020112012?2008 20092010 20112012?AB?4003002001000200820092010?定价：9.88元审批号：苏费核（2021年）0753号举报电话：12315