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六角形の外角の和を探ろう
島本
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円錐の展開図（おうぎ形と円）
岩城 博之
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142 反比例のグラフ
久保塾 今治
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142 座標を読み取る練習
久保塾 今治
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142 比例のグラフのかき方
久保塾 今治
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342 放物線の変域
久保塾 今治
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球の体積の公式→面積を求める
kobayashika64
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リレー（二次関数と一次関数）
芦田 周作
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変化の割合 (放物線)
okyota
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321 平方根の大きさ２
久保塾 今治
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三角柱の投影図
Geo数学部屋
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比例のグラフ（点の集まり）
健太千明
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