Okuzeka
Mathematics vocabulary · Geometry

Congruent

Meaning in mathematics, with examples

/ˈkɑːŋɡruənt/adjectiveCommon term

In mathematics, congruent means: Exactly the same shape and size, so that one figure fits perfectly on top of the other, possibly after being turned or flipped over.

In Turkish: eş, denk

How it is used

Triangles are proved congruent with conditions such as SSS, SAS, ASA and RHS. The symbol is ≅: △ABC ≅ △DEF. In number theory, 'a is congruent to b modulo n' means a and b leave the same remainder when divided by n.

Example sentences

  1. Show that triangles ABC and DEF are congruent.

  2. Since the triangles are congruent, the corresponding sides are equal.

Common collocations

  • congruent triangles
  • congruent to
  • prove congruent
  • congruent modulo n
  • similarHaving exactly the same shape but not necessarily the same size, so that corresponding angles are equal and corresponding sides are in the same ratio.
  • triangleA flat shape with three straight sides and three angles; the angles inside any triangle always add up to 180 degrees.
  • angleThe amount of turn between two lines or rays that meet at a point, measured in degrees or radians.
  • proofA logical argument that shows, step by step from accepted facts, that a mathematical statement is always true.

More terms: Geometry

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