Definition of

Congruent

Congruent
The same shape and size.

Two shapes are congruent when you can Turn, Flip and/or Slide one so it fits exactly on the other.

In this example the shapes are congruent (you only need to flip one over and move it a little).

Angles are congruent when they are the same size (in degrees or radians).
Sides are congruent when they are the same length.

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