perpendicular bisector The perpendicular bisector of a line segment AB is the straight line perpendicular to AB through the midpoint of AB. The perpendicular bisectors of a triangle's sides are concurrent at the circumcentre.
perpendicular bisector
数学辞典收录了4151条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。