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Given: ABCD is a parallelogram.
Prove: AB CD and BC DA
Proving the Parallelogram Side Theorem
0
A
B
D
Angles Segments Triangles Statements Reasons
given
unique line postulate
Statements
def. of parallelogram
def. of alt, interior angles
Reasons
PLS HELP ASAP


Try It Given ABCD Is A Parallelogram Prove AB CD And BC DA Proving The Parallelogram Side Theorem 0 A B D Angles Segments Triangles Statements Reasons Given Uni class=