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.

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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