Parallelogram Properties
- Author:
- Beverly Heigre, Karen McLaren
- Topic:
- Parallelogram
Move the vertices around to create different sized parallelograms.
Before clicking on each check box, try to make a conjecture about that property.
Then click the check box to validate your conjecture.
Complete the Theorems:
1. If a quadrilateral is a parallelogram, then its opposite sides are _____________.
2. If a quadrilateral is a parallelogram, then its opposite angles are ____________.
3. If a quadrilateral is a parallelogram, then its diagonals __________________________________.