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Author:cloudyhsieh711

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【案例】2018年全国1卷理科12题
錐體建築師
兩組對邊相等和有直角的四邊形
第八周作业
拼砌四邊形

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平行四邊形
拋物線的兩切線
congruent activity
test
分割正方体

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Ellipse
Reflection
Confidence Interval
Algebra
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