Obj: Recognize and apply properties of the sides, angles, and diagonals of Parallelograms (4.12.1)

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Obj Recognize and apply properties of the sides,
angles, and diagonals of Parallelograms (4.12.1)
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What is S.A.D.?

• S - Sides
• A - Angles
• D - Diagonals

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What is a parallelogram( ) ?

• A quadrilateral with both pairs of opposite sides
  parallel

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What are the properties of parallelograms Thms
8.3 8.8 ?

• 8.3 Opposite sides of are congruent.
• 8.4 Opposite angles of are congruent.
• 8.5 Consecutive angles in a are
  supplementary.
• 8.6 If a has one right angle, then it
  has 4 right angles.
• 8.7 The diagonals of a bisect each
  other.
• 8.8 Each Diagonal separates into two
  congruent triangles.