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Proving a Specific Quadrilateral Exists
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Practice Page
Directions: Read the given information carefully. Choose the correct answer or supply a proof.

1.
Which of the following is NOT a way to prove a quadrilateral is a parallelogram?
Choose:
Show both sets of opposite angles of the quadrilateral are congruent.
Show the diagonals of the quadrilateral bisect each other.
Show one set of opposite sides of the quadrilateral is both congruent and parallel.
Show one set of opposite sides of the quadrilateral is congruent.

proof2

 

 

2.
For the diagram given, which set of information will, by itself, establish that ABCD is a parallelogram?
Choose:



 

P R O O F S

3.
proof3

 

 

4.

 

 

5.

proof6
Draw diagonal from A to C.

 

 

6.

 

 

7.

proof9

 

 

8.

 

 

9.
proof8


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