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GeoGebra Classroom

Parallelograms Properties

作者：bridget lemker, Tim Brzezinski

主題：角度, 平行四邊形

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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