Multiple lines showing many bisectors on the coordinate plane.
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, ) 96
3050×2768, 497.4 KiB
1024×929, 39.5 KiB
640×580, 21.1 KiB
320×290, 9.1 KiB