# data[].attributes.body
These are the windows on my back door. These lines are perpendicular because they intersect to make a 90 degree angle each time that they meet.

# data[].attributes.body
This is a holder to a decorative bucket. As you can see, the lines are not exactly 90 degrees which means that these lines are only intersecting.

# data[].attributes.body
On the back of my kitchen chair shows a set of parallel lines. The top and bottom part of my chair does not meet.

# data[].attributes.body
This marker on my table is a straight line and it has end points. This makes it a line segment.