Links for Constructions

Basic Steps
http://www.mathsisfun.com/geometry/constructions.html

More Steps and proof
http://www.mathopenref.com/tocs/constructionstoc.html


http://www.regentsprep.org/Regents/math/geometry/GC1/indexGC1.htm

Very Nice Proof.


http://www.algebra.com/algebra/homework/Triangles/How-to-bisect-a-segment-using-a-compass-and-a-ruler.lesson