Quadrilateral Properties: Parallelogram
Before you start
What is a parallelogram? Be precise with your definition.
Parallelogram
#1
Is there a relationship between opposite sides of the parallelogram? If so, what is the relationship?
#2
Is there a relationship between consecutive sides of the parallelogram? If so what is the relationship?
#3
What is the relationship between opposite angles of the parallelogram?
#4
What is the relationship between consecutive angles of the parallelogram?
#5
Are the diagonals of the parallelogram always congruent? How do you know?
#6
Do the diagonals of the parallelogram always bisect each other? How do you know?
#7
Are the two diagonals always perpendicular? How do you know?
#8
Do the diagonals always bisect the angles at the vertices? How do you know?
#9
What would you say are the most important properties of a parallelogram? Summarize here, and include these properties on your poster.