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04-08-2016
Mathematics

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What does the equal sign with the wavy line above it mean?

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smmwaite smmwaite

11-06-2018

Answer
This sign means “congruent to”.

Explanation
The equal sign with a wavy is ≅. It means equivalence of geometric shapes and size.
For example, triangle ABC ≅ triangle XYZ. This means that triangle ABC is congruent to triangle XYZ.

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