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內外角平分線
Author:
羅驥韡 (Pegasus Roe)
Topic:
Circle
角平分點（圖中 C 點）會形成一個圓
GeoGebra
New Resources
錐體建築師
算柱 (兩位數)
兩位數除以一位數（一）
柱體建築師
兩組對邊相等的四邊形
Discover Resources
test
Introduction to Trigonometry from a Unit Circle
glt-c05-03 正五角錐旋轉
BEES定理2
zentangle
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Means
Frequency Distribution
Linear Regression
Rhombus
Special Points