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GeoGebra 教室

Parallelograms Properties

作者:bridget lemker, Tim Brzezinski

主题:角, 平行四边形

Please use these applets to help you complete the Parallelogram Investigation questions given to you at the beginning of class.

Sides of a Parallelogram

Interior Angles of a Parallelogram

Diagonals of a Parallelogram

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