Drawing and Naming Parallel Lines (using a triangle and ruler)
How do you draw parallel lines and parallel line segments on the paper? What is the symbol for "is parallel to"? What is the symbol for "is not parallel to"? Find the answers in this video.Thanks to Rex Boggs, Rockhampton Grammar School, Australia (http://bit.ly/rexboggs ) for help with the English translation.Music by longzijun, http://longzijun.wordpress.com/ .My math materials in English: http://www.antonija-horvatek.from.hr/... .My (whole) website: http://www.antonija-horvatek.from.hr/ .