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畫三角形題3c

Author:: GeoGebra Institute of Hong Kong

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Step 8
Pascal's Theorem ( Pascal's Line)
Transformations: Reflections
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Vector Field 3D
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Exploration 2 - Proportionallity with 3 Lines
testfileTue Nov 13 21:01:15 CET 20180.0338087314839316
Exploration 1 - Proportionallity with Angle Bisector

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