Symetry is a way to show a picture that is exactly the same on the top and bottom or left and right allowing viewer to get a better understanding of the subject
The binoculars are both the same on the left and right as they both have the same lenses
Both crackers are the same as they line up in the center of the wood floor pushing into their background
The rim of the tire goes in a circular motion and is lined up symmetricaly as they are all rotating symmetricaly