LINES

                                    

• A line is always straight.
• A line has no thickness.
• A line is extended in both directions.
• A line has no ends.
• When a line has one end it's called a  "RAY".                                                                                                                           
                        
  
• Example of  ray is torch .Which have one end.                                                                             
• When a line has two ends it's called a "Line Segment".Figure have two ends "A" and "B".                                     
•  Lines can be two types either Intersecting Lines and Non-Intersecting or Parallel.