<P> In geometry , the parallel postulate , also called Euclid 's fifth postulate because it is the fifth postulate in Euclid 's Elements , is a distinctive axiom in Euclidean geometry . It states that , in two - dimensional geometry : </P>
<P> In geometry , the parallel postulate , also called Euclid 's fifth postulate because it is the fifth postulate in Euclid 's Elements , is a distinctive axiom in Euclidean geometry . It states that , in two - dimensional geometry : </P>
what is another name for the parallel postulate
what is another name for the parallel postulate
Euclid 's fifth postulate
Euclid 's fifth postulate