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Answer:

Parallel lines are lines in a plane that are always the same distance apart. Parallel lines never intersect. Perpendicular lines are lines that intersect at a right (90 degrees) angle.

Step-by-step explanation:

Answer:

Perpendicular lines are when two lines intersect each other at 90 degrees, parallel are when the two lines never touch, and also have the same slope, and then intersecting is when two or more lines cross each other in a plane.

Step-by-step explanation:

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