Why Do We Say “A Pair of Pants”?

Well, there are more than a pair of answers.

How do you say a pair of pants in Simplified Chinese (China)?

Trousers - Wikipedia

The Origin of Blue Jeans, At the Smithsonian

pants - Wiktionary, the free dictionary

Can someone explain me this meme? : r/EnglishLearning

FUNNY QUESTION QUOTES –

Why Is It Called A Pair Of Underwear? – WAMA Underwear

Why is it a 'pair of pants?' Does that mean each leg is a 'pant,' and if so, have singular 'pants' ever been sold and worn separately? - Quora

Why Is It Called A Pair Of Underwear? – WAMA Underwear

Topology of a pair of pants: The Hole Truth

Tight trousers Black and White Stock Photos & Images - Alamy

grammatical number - What is the etymology of a pair of trousers - English Language & Usage Stack Exchange

Solved: 0. Bonus question: John paid R90 for a pair of pants and three shirts at the Discount Stor [algebra]