You did not use the site, Click here to remain logged. Timeout: 60 second

Constructing an Angle of 30 degrees

112 lượt xem
Xuất bản 09/08/2016
How to construct an angle of 30° (using just a straightedge and compass, without a protractor)? Find the answer in this video. Construction on paper. Video without words. 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/~ahorvate/materials-English.htm . My (whole) website: http://www.antonija-horvatek.from.hr/ .
geometry construction angle construct antonija horvatek matematika osnovna škola svijet matematike video without words 30 degrees 30°