Transformation involves moving a segment away from its original location.
<em>The length of A'B' is 2cm</em>
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The length of AB is given as:
From the complete question, we understand that AB was translated to A'B'
Translation is a rigid transformation.
This means that it does not alter the length of the segment that is being translated.
So, the length of A'B' is represented as:
Substitute 2cm for AB
Hence, the length of A'B' is 2cm
Read more about transformations at:
brainly.com/question/13801312