-symmetric
-subtraction
-transitive
-reflexive
-subtraction
-transitive
-reflexive
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Reflexive.
Whenever you're wanting to say something is equal to itself, or something is congruent to itself, etc., you're talking about a reflexive property.
Whenever you're wanting to say something is equal to itself, or something is congruent to itself, etc., you're talking about a reflexive property.
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Symmetric I would assume because the side would act as a line of symmetry.