Instruction Active
Proving the Single Opposite Side Pair Theorem
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Given: AD BC and AD || BC
Prove: ABCD is a parallelogram.
Angles Segments Triangles Statembnts Reasons
ABCD is a parallelogram
ZDAC and ZBCA
are alt, interior angles
Vx
A
B
Statements
✓ 1. AD BC
✓ 2. AD || BC
Reasons
1. given
2. given
D
def, of alt, interior angles
) Intro

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