A positive slope line making a 60 degree angle with the x-axis.
Keywordsgeometry, positive slope, geometry example, coordinate plane geometry, triangle geometry, line geometry, line with 60 degree angle, positive line, triangle with 60 degree angle
William Briggs, G.H. Bryan The Elements of Coordinate Geomentry Part 1. The Equations and Properties of the right line and circle (, : University Correspondence College Press Warehouse, ) 43