== {{-ca-}} ==
[[File:Retta.svg|thumb|600px]]
{{-sost-|ca}}
{{Pn}}
# {{Term|matematica|ca}} {{Term|geometria|ca}} [[retta]]

{{-sin-}}
* [[línia recta]]

== {{-es-}} ==
{{-sost-|es}}
{{Pn}}
# {{Term|matematica|es}} {{Term|geometria|es}} [[retta]]

{{-sin-}}
* [[línea recta]]

== {{-gl-}} ==
{{-sost-|gl}}
{{Pn}}
# {{Term|matematica|gl}} {{Term|geometria|gl}} [[retta]]

== {{-ia-}} ==
{{-sost-|ia}}
{{Pn}}
# {{Term|matematica|ia}} {{Term|geometria|ia}} [[retta]]

{{-sin-}}
* [[line recta]]

== {{-pt-}} ==
{{-sost-|pt}}
{{Pn}}
# {{Term|matematica|pt}} {{Term|geometria|pt}} [[retta]]

{{-sin-}}
* [[reta]]
* [[linha reta]]

{{-rel-}}
* [[semi-reta]]
* [[semirreta]]