等とう角かく

noun

equal angles

Geometry term referring to angles that are equal in measure.

• 正せい三さん角かく形けいの内ない角かくはすべて等とう角かくである。

  All interior angles of an equilateral triangle are equal.

noun-modifying (irregular)

equiangular; isometric; conformal

Mathematics term used prenominally to describe figures or transformations preserving angles.

• 等とう角かく写しゃ像ぞうは角かく度どを保ほ存ぞんする。

  A conformal mapping preserves angles.