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01.与三角形有关的线段及三角形的稳定性.mp4 | 2024-07-01 17:57:55 | 866.5 MB | |
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02.三角形的内角.mp4 | 2024-07-01 17:57:55 | 753.91 MB | |
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03.三角形的外角.mp4 | 2024-07-01 17:57:55 | 371.37 MB | |
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04.定义与命题.mp4 | 2024-07-01 17:57:55 | 216.56 MB | |
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05.证明.mp4 | 2024-07-01 17:57:55 | 200.61 MB | |
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06.全等三角形.mp4 | 2024-07-01 17:57:55 | 363.05 MB | |
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07.三角形全等的判定（一）.mp4 | 2024-07-01 17:57:55 | 422.35 MB | |
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08.角的平分线的性质（一）.mp4 | 2024-07-01 17:57:55 | 362.16 MB | |
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09.角的平分线的性质（二）.mp4 | 2024-07-01 17:57:55 | 336.89 MB | |
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10.三角形的尺规作图.mp4 | 2024-07-01 17:57:55 | 210.68 MB | |
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11.轴对称.mp4 | 2024-07-01 17:57:55 | 398.02 MB | |
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12.等腰三角形（一）.mp4 | 2024-07-01 17:57:55 | 386.58 MB | |
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13.等腰三角形（二）.mp4 | 2024-07-01 17:57:55 | 326.98 MB | |
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14.等边三角形.mp4 | 2024-07-01 17:57:55 | 344.63 MB | |
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15.逆命题和逆定理.mp4 | 2024-07-01 17:57:55 | 262.01 MB | |
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16.直角三角形.mp4 | 2024-07-01 17:57:55 | 272.22 MB | |
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17.勾股定理.mp4 | 2024-07-01 17:57:55 | 349.98 MB | |
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18.勾股定理的逆定理.mp4 | 2024-07-01 17:57:55 | 369.77 MB | |
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19.勾股定理及其逆定理的综合应用.mp4 | 2024-07-01 17:57:55 | 400.32 MB | |
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20.三角形全等的判定（二）.mp4 | 2024-07-01 17:57:55 | 377.66 MB | |
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21.不等式.mp4 | 2024-07-01 17:57:55 | 453.65 MB | |
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22.解一元一次不等式.mp4 | 2024-07-01 17:57:55 | 354.51 MB | |
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23.实际问题与一元一次不等式.mp4 | 2024-07-01 17:57:55 | 367.59 MB | |
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24.一元一次不等式组.mp4 | 2024-07-01 17:57:55 | 373.7 MB | |
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25.不等式（组）的应用.mp4 | 2024-07-01 17:57:55 | 373.03 MB | |
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26.有序数对.mp4 | 2024-07-01 17:57:55 | 271.71 MB | |
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27.平面直角坐标系.mp4 | 2024-07-01 17:57:55 | 361.8 MB | |
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28.坐标平面内图形的轴对称和平移.mp4 | 2024-07-01 17:57:55 | 262.73 MB | |
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29.变量与函数（一）.mp4 | 2024-07-01 17:57:55 | 397.51 MB | |
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30.变量与函数（二）.mp4 | 2024-07-01 17:57:55 | 348.71 MB | |
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31.正比例函数.mp4 | 2024-07-01 17:57:55 | 383.14 MB | |
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32.一次函数（一）.mp4 | 2024-07-01 17:57:55 | 373.01 MB | |
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33.一次函数（二）.mp4 | 2024-07-01 17:57:55 | 351.93 MB | |
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34.一次函数与二元一次方程（组）.mp4 | 2024-07-01 17:57:55 | 434.32 MB | |
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35.选择方案.mp4 | 2024-07-01 17:57:55 | 444.67 MB | |
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36.二次根式.mp4 | 2024-07-01 17:57:55 | 317.61 MB | |
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37.二次根式的乘法.mp4 | 2024-07-01 17:57:55 | 398.66 MB | |
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38.二次根式的除法.mp4 | 2024-07-01 17:57:55 | 284.05 MB | |
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39.二次根式的加减.mp4 | 2024-07-01 17:57:55 | 356.16 MB | |
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40.一元二次方程.mp4 | 2024-07-01 17:57:55 | 262.84 MB | |
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41.配方法.mp4 | 2024-07-01 17:57:55 | 368.01 MB | |
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42.公式法.mp4 | 2024-07-01 17:57:55 | 304.23 MB | |
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43.因式分解法.mp4 | 2024-07-01 17:57:55 | 304.18 MB | |
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44.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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45.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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46.一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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47.平均数.mp4 | 2024-07-01 17:57:55 | 175.87 MB | |
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48.中位数和众数.mp4 | 2024-07-01 17:57:55 | 201.1 MB | |
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49.方差和标准差.mp4 | 2024-07-01 17:57:55 | 201.73 MB | |
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50.多边形.mp4 | 2024-07-01 17:57:55 | 196.63 MB | |
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51.平行四边形的性质（一）.mp4 | 2024-07-01 17:57:55 | 331.1 MB | |
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52.平行四边形的性质（二）.mp4 | 2024-07-01 17:57:55 | 386.19 MB | |
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53.中心对称图形.mp4 | 2024-07-01 17:57:55 | 278.3 MB | |
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54.平行四边形的判定（一）.mp4 | 2024-07-01 17:57:55 | 383.58 MB | |
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55.平行四边形的判定（二）.mp4 | 2024-07-01 17:57:55 | 397.16 MB | |
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56.三角形的中位线定理.mp4 | 2024-07-01 17:57:55 | 342.54 MB | |
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57.反证法.mp4 | 2024-07-01 17:57:55 | 207.38 MB | |
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58.矩形的性质.mp4 | 2024-07-01 17:57:55 | 426.15 MB | |
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59.矩形的判定.mp4 | 2024-07-01 17:57:55 | 323.84 MB | |
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60.菱形的性质.mp4 | 2024-07-01 17:57:55 | 341.81 MB | |
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61.菱形的判定.mp4 | 2024-07-01 17:57:55 | 439.06 MB | |
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62.正方形.mp4 | 2024-07-01 17:57:55 | 386.21 MB | |
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63.反比例函数的意义.mp4 | 2024-07-01 17:57:55 | 396.63 MB | |
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64.反比例函数的图象及性质（一）.mp4 | 2024-07-01 17:57:55 | 404.89 MB | |
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65.反比例函数的图像和性质（二）.mp4 | 2024-07-01 17:57:55 | 758.7 MB | |
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66.反比例函数在实际中的应用.mp4 | 2024-07-01 17:57:55 | 666.12 MB |