80 cm is about 31.5 inch or 2.59 feetNote: 1 inch = 2.54 cm, 1 Feet = 30.48 cm, 1 Feet = 12 Inches

As many has stated, there are multiple ways to say "Hi", "Thank you", "Excuse me", "sorry", "Please", "Good-bye",etc.Hello: Konnichiwa Good Morning: Ohayo Gozaimasu Good Evening: KonbanwaGood night: Oyasuminasai (to sleep)Nice to meet you: HajimemashiteThank you: Domo Arigato, Arigatou Goziamasu, oki ni arigato, SankyuYou're welcome: Do itashi mashiteFine, Thank you: Genki desu.How are you: O-genki desu … Read more