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Course: High school geometry?>?Unit 3
Lesson 6: Theorems concerning quadrilateral properties- Proof: Opposite sides of a parallelogram
- Proof: Diagonals of a parallelogram
- Proof: Opposite angles of a parallelogram
- Proof: The diagonals of a kite are perpendicular
- Proof: Rhombus diagonals are perpendicular bisectors
- Proof: Rhombus area
- Prove parallelogram properties
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Prove parallelogram properties
Problem
Consider this diagram of quadrilateral , which is not drawn to scale.
Which two statements must be true based on the information indicated by the diagram?