直角二等辺三角形ちょっかくにとうへんさんかくけい 1isosceles right triangle Translated by Jiyomi Other writings and readingsちょっかくにとうへんさんかっけい noun (common) (futsuumeishi) Kanji · tap to open straightaway angle two etc. environs three shape JMdict entry 2532780. Source and licence.