Similar Triangles

Similar Triangles

Two triangles are similar if one is an enlargement, a reduction or a reproduction of the other.


In similar triangles, the corresponding sides have proportional lengths and their corresponding angles have the same measure.


The symbol that indicates similarity is “∼”, which is read “is similar to”.


The two triangles ABC and A’B’C’ are similar triangles:

Triangles Semblables

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