I would have to answer all three, depending upon which context the term is meant to be conveyed.
singular common noun
Possessive
Possessive
Possessive
plural
Las Vegas
Plural
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There are two accepted forms for possessive singular nouns that end with an s:Add an apostrophe (') after the existing s at the end of the word:Las Vegas'Add an apostrophe s ('s) after the existing s at the end of the word:Las Vegas'sExamples:We took a tour of Las Vegas' sites.We took a tour of Las Vegas's sites.
'Las' is the Spanish plural for the female singular article 'La,' which means 'the' in English.Singular: La Vega - Plural: Las Vegas
Dice is the plural of die.
Las , means "the" referring to a plural. Las Vegas (the meadows). Las sillas (the chairs), etc.
"Él" <---Singular masculine "La" <---Singular femanine "Los" <--Plural masculing "Las" <--Plural femanine
The singular form is oasis, the plural form is oases.
Las = the (plural) Vega(s) = fertile plain(s) Obviously a advertising tactic, being that Las Vegas was settled in the middle of a desert.
The definite articles in Spanish are "el" and "la" for singular masculine and feminine nouns, and "los" and "las" for plural masculine and feminine nouns, respectively.
No le / les / lo / los / la / las (all these forms used with "usted, ustedes") / te / os telefoneé.(formal singular/plural//formal male singular/plural// formal female singular/plural//informal singular/plural)
The address of the Las Vegas Library is: 833 Las Vegas Blvd North, Las Vegas, 89101 2062
Marquee Nightclub Las Vegas: Cosmopolitan Las Vegas 3708 Las Vegas Blvd. South Las Vegas, NV 89109
The address of the Madame Tussauds Las Vegas is: 3377 Las Vegas Blvd S, Las Vegas, NV 89109