Answer:
If x ll y and y ll z, then x || z
Step-by-step explanation:
We know that the two lines will be parallel to each other, if two lines are parallel to the same line. (According to Theorem)
Given
As
Line 'x' and 'z' are parallel to the sane line 'y', so lines X and Z would be parallel.
i.e. x || z
Please check the figure below.
Therefore, if x ll y and y ll z, then x || z