AnalyzerSentence analysis6SpansSentence正三角形は線対称な図形です。1000 character limitAnalyzeSentence正せい三さん角かく形けいは線せん対たい称しょうな図ず形けいです。Span Details正せい三さん角かく形けいequilateral triangle; regular trianglenounはtopic markergrammar線せん対たい称しょうline symmetry; reflection symmetry; axial symmetrynounなadnominal form of the copula after a na-adjectivegrammar図ず形けいfigure; shape; graphicnounです。be; is; arecopula, auxiliary出洲ですspit of land; sandspit