answer of question in the attachment
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Answer:
a) AD || BC
Step-by-step explanation:
A= 2x + 2y
B= 3x + 2y
C= x + y
D= 2x + y
line AD= (2x + 2y)+(2x + y) = 4x + 3y
line BC= (3x + 2y)+(x + y) = 4x + 3y.
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