Parallel lines

1.What is parallel lines

What is parallel lines =are two or more lines that never intersect.  Examples of parallel lines are all around us, in the two sides of this page and in the shelves of a bookcase.  When you see lines or structures that seem to run in the same direction, never cross one another, and are always the same distance apart, there’s a good chance that they are parallel.

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2.What are Interior angles

What are Interior angles=

  1. Any of the four angles formed between two straight lines intersected by a third straight line.

  2. An angle formed inside a polygon by two adjacent sides.

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3.What are Exterior angles

What are exterior angles =

  the angle between any side of a shape, and a line extended from the next side.

interior exterior angles

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