This is an incomplete problem
Answer:
Step-by-step explanation:
c) Commutative property.
Having two opposite faces plane and parallel a plane-parallel sheet of glass.
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In geometry, parallel lines are lines in a plane which do not meet; that is, two straight lines in a plane that do not intersect at any point are said to be parallel. Colloquially, curves that do not touch each other or intersect and keep a fixed minimum distance are said to be parallel.
A coefficient is the (big) number in front of a number that tells you how many times you multiply the main number