Properties of Parallelograms
Properties of Parallelograms
G.CO.11 Prove theorems about parallelograms. Theorems include: opposite sides are congruent, opposite angles are congruent, the diagonals of a parallelogram bisect each other...
Goals for this section:
Goals for this section:
Students should be able to recognize a parallelogram and understand the properties attributed to parallelograms.
What is a parallelogram?
What is a parallelogram?
- Has 4 sides (quadrilateral)
- Both pairs of opposite sides are parallel
Properties of Parallelograms
Properties of Parallelograms
Opposite Sides are congruent
Opposite Sides are congruent
- The top and bottom side have the same length.
- The left and right side have the same length.
Opposite Angles are congruent
Opposite Angles are congruent
- The top right angle has the same measure as the bottom left angle.
- The top left angle has the same measure as the bottom right angle.
Diagonals bisect each other
Diagonals bisect each other
The diagonals cut each other in half.
External Resources
External Resources