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01.等腰三角形（一）..mp4 | 2024-07-01 17:57:55 | 754.06 MB | |
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02.等腰三角形（二）..mp4 | 2024-07-01 17:57:55 | 686.14 MB | |
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03.三角形全等的判定（二）..mp4 | 2024-07-01 17:57:55 | 377.66 MB | |
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04.平行四边形的性质（一）..mp4 | 2024-07-01 17:57:55 | 331.1 MB | |
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05.平行四边形的性质（二）..mp4 | 2024-07-01 17:57:55 | 386.19 MB | |
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06.平行四边形的判定（一）..mp4 | 2024-07-01 17:57:55 | 383.4 MB | |
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07.平行四边形的判定（二）..mp4 | 2024-07-01 17:57:55 | 397.16 MB | |
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08.三角形的中位线定理..mp4 | 2024-07-01 17:57:55 | 342.54 MB | |
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09.矩形的性质..mp4 | 2024-07-01 17:57:55 | 426.15 MB | |
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10.矩形的判定..mp4 | 2024-07-01 17:57:55 | 323.84 MB | |
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11.菱形的性质..mp4 | 2024-07-01 17:57:55 | 341.81 MB | |
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12.菱形的判定..mp4 | 2024-07-01 17:57:55 | 439.06 MB | |
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13.正方形..mp4 | 2024-07-01 17:57:55 | 386.21 MB | |
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14.梯形（一）..mp4 | 2024-07-01 17:57:55 | 419.04 MB | |
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15.梯形（二）..mp4 | 2024-07-01 17:57:55 | 385.61 MB | |
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16.中位线..mp4 | 2024-07-01 17:57:55 | 290.09 MB | |
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17.数据的波动..mp4 | 2024-07-01 17:57:55 | 410.75 MB | |
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18.二次根式..mp4 | 2024-07-01 17:57:55 | 317.61 MB | |
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19.二次根式的乘法..mp4 | 2024-07-01 17:57:55 | 398.66 MB | |
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20.二次根式的除法..mp4 | 2024-07-01 17:57:55 | 284.05 MB | |
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21.二次根式的加减..mp4 | 2024-07-01 17:57:55 | 356.16 MB | |
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22.一元二次方程..mp4 | 2024-07-01 17:57:55 | 262.84 MB | |
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23.配方法..mp4 | 2024-07-01 17:57:55 | 368.01 MB | |
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24.公式法..mp4 | 2024-07-01 17:57:55 | 304.23 MB | |
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25.因式分解法..mp4 | 2024-07-01 17:57:55 | 304.18 MB | |
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26.一元二次方程根与系数的关系..mp4 | 2024-07-01 17:57:55 | 244.54 MB | |
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27.实际问题与一元二次方程(1)..mp4 | 2024-07-01 17:57:55 | 423.09 MB | |
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28.实际问题与一元二次方程(2)..mp4 | 2024-07-01 17:57:55 | 399.26 MB | |
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29.圆..mp4 | 2024-07-01 17:57:55 | 294.32 MB | |
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30.垂直于弦的直径..mp4 | 2024-07-01 17:57:55 | 353.56 MB | |
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31.圆周角..mp4 | 2024-07-01 17:57:55 | 269.85 MB | |
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32.弧、弦、圆心角..mp4 | 2024-07-01 17:57:55 | 254.64 MB | |
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33.直线和圆的位置关系（1）..mp4 | 2024-07-01 17:57:55 | 353.21 MB | |
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34.直线和圆的位置关系（2）..mp4 | 2024-07-01 17:57:55 | 409.76 MB | |
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35.直线和圆的位置关系（3）..mp4 | 2024-07-01 17:57:55 | 289.41 MB | |
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36.圆和圆的位置关系..mp4 | 2024-07-01 17:57:55 | 327.23 MB | |
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37.正多边形和圆..mp4 | 2024-07-01 17:57:55 | 304.27 MB | |
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38.弧长和扇形面积..mp4 | 2024-07-01 17:57:55 | 300.08 MB | |
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39.圆锥的侧面积和全面积..mp4 | 2024-07-01 17:57:55 | 304.68 MB | |
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40.二次函数..mp4 | 2024-07-01 17:57:55 | 218.94 MB | |
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41.二次函数y=ax2的图象..mp4 | 2024-07-01 17:57:55 | 296.17 MB | |
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42.二次函数y=ax2＋k的图象与性质..mp4 | 2024-07-01 17:57:55 | 313.3 MB | |
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43.二次函数y=a(x－h)2＋k的图象..mp4 | 2024-07-01 17:57:55 | 341.22 MB | |
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44.二次函数y=ax2＋bx＋c的图象与性质..mp4 | 2024-07-01 17:57:55 | 307.76 MB | |
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45.用待定系数法求二次函数解析式..mp4 | 2024-07-01 17:57:55 | 286.1 MB | |
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46.用函数观点看一元二次方程..mp4 | 2024-07-01 17:57:55 | 315.5 MB | |
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47.实际问题与二次函数（一）..mp4 | 2024-07-01 17:57:55 | 257.92 MB | |
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48.实际问题与二次函数（二）..mp4 | 2024-07-01 17:57:55 | 348.28 MB | |
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49.实际问题与二次函数（三）..mp4 | 2024-07-01 17:57:55 | 347.55 MB | |
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50.锐角三角函数（一）..mp4 | 2024-07-01 17:57:55 | 234.62 MB | |
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51.锐角三角函数（二）..mp4 | 2024-07-01 17:57:55 | 280.77 MB | |
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52.锐角三角函数（三）..mp4 | 2024-07-01 17:57:55 | 225.83 MB | |
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53.锐角三角函数（四）..mp4 | 2024-07-01 17:57:55 | 284.04 MB | |
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54.解直角三角形（一）..mp4 | 2024-07-01 17:57:55 | 259.36 MB | |
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55.解直角三角形（二）..mp4 | 2024-07-01 17:57:55 | 386.11 MB | |
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56.解直角三角形（三）..mp4 | 2024-07-01 17:57:55 | 333.25 MB | |
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57.解直角三角形（四）..mp4 | 2024-07-01 17:57:55 | 290.49 MB | |
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58.统计的简单应用..mp4 | 2024-07-01 17:57:55 | 306.96 MB | |
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59.用列举法求概率(1)..mp4 | 2024-07-01 17:57:55 | 280.67 MB | |
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60.用列举法求概率(2)..mp4 | 2024-07-01 17:57:55 | 390.64 MB | |
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61.利用频率估计概率..mp4 | 2024-07-01 17:57:55 | 713.33 MB |