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Math Video Definitions -Congruent-Geometry

Objects that are congruent have the same shape and size.
You can think of congruent objects as equal.

For line segments to be congruent they must be the exact length.

For an angle to be congruent the only requirement is that the angle measure be the same.

The symbol for congruent is ≅

Congruent lines can be marked with “hash marks” which are small straight line segments. 
Congruent angles can be marked with arcs.