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Ex_48
Author:
早苗雅史
GeoGebra
New Resources
sine-wave
正１７角形 作図 regular 17-gon
正１７角形 作図 regular 17-gon 2
６章⑥三角柱の展開図
standingwave
Discover Resources
figure_HS_020
五円傍斜術
一次関数変域
比例ものさし
鳩の巣原理_正三角形（分割あり）
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Special Points
Terms
Straight Lines
Complex Numbers
Scalene Triangles