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首页/2025秋数学包（持续更新）/25年上册数学包（持续更新）/【001】备课资料包/【007】奥数合集/小学奥数类型一/奥数/新四年级奥数年卡（竞赛班）【张新刚】-49讲/第43讲勾股定理与弦图/
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(1)勾股定理与弦图知识点微信wangxiao016.mp417.86MB mp4
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(2)勾股定理与弦图例1.mp424.07MB mp4
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(3)勾股定理与弦图例2.mp417.71MB mp4
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(4)勾股定理与弦图例2下.mp420.88MB mp4
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(5)勾股定理与弦图例3.mp424.55MB mp4
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(6)勾股定理与弦图例4.mp411.27MB mp4
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(7)勾股定理与弦图例5.mp412.73MB mp4
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(8)勾股定理与弦图例6.mp437.51MB mp4
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勾股定理与弦图.pdf243.23KB pdf
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