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優良作品4
Author:
Ching-Hui Chou
GeoGebra
New Resources
伊朗國旗 (Codex╱2026.10.07)
Claude 解幾何題
美國國旗 (Claude 版)
美國國旗 (Codex 版)
Nested spiral octagon
Discover Resources
Construct a regular pentagon
「相似三角形」任务1
Circle
用正多邊形面積逼進圓周率
test book
Discover Topics
Dilation
Special Points
Median Value
Kite
Ellipse