Given: AD BC and AD || BC
Prove: ABCD is a parallelogram.
Angles Segments Triangles Statements Reasons
SAS
reflexive property
VX
A
def. Of alt. Interior angles
alternate interior angles theorem
B
Statements
✓ 1. AD BC
✓ 2. AD || BC
Reasons
1. Given
2. Given
D
Correct! Assemble the next
statement
Intro
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