I hope this helps in any way !
Answer:
(0,0),(-4,6)
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Explanation:
Given
Coordinates: (0,0) to (4,6)
Required
Reflect over the y axis
Represent the initial coordinate with (a,b)
When reflect over y axis, the new coordinate becomes

In this case

The reflected coordinate becomes 
<em>Hence, the coordinates of the reflected line is (0,0),(-4,6)</em>
D) Territory
For example Puerto Rico is its own country but is territory of the United States.
A material prepared in ancient Egypt from the pithy stem of a water plant, used in sheets throughout the ancient Mediterranean world for writing or painting on and also for making rope, sandals, and boats.