hm là đơn vị gì

By Admin 24/08/2023 0

Hectometre

The Great Pyramid of Giza is 137.7 metres high, which is 1.377 hectometres.

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General information
Unit systemSI
Unit oflength
Symbolhm
Conversions
1 hm in ...... is equal to tát ...
   SI base units   100 m
   imperial/US units   109.36 yd
 3937.0 in

The hectometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: hm[1]) or hectometer (American spelling) is a unit of length in the International System of Units (SI), equal to tát one hundred metres[2] and to tát one tenth of a kilometre. The word comes from a combination of "metre" and the SI prefix "hecto-", meaning "hundred".[3] It is not commonly used in English.[citation needed] A football field (either soccer or American) is approximately 1 hectometre in length.[4][5] The hectare (ha), a common metric unit for land area, is equal to tát one square hectometre (hm2).

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See also[edit]

  • Orders of magnitude (length)
  • Conversion of units

References[edit]

  1. ^ "What is the abbreviation for hectometre?". www.abbreviations.com. Retrieved 2018-07-10.
  2. ^ "hectometre noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com". www.oxfordlearnersdictionaries.com. Retrieved 2018-07-10.
  3. ^ "Metric and SI Unit Prefixes". www.unc.edu. Archived from the original on 2018-04-19. Retrieved 2018-07-10.
  4. ^ "Soccer (FIFA) Field Dimensions & Layout - SportsCourtDimensions.com". www.sportscourtdimensions.com. Retrieved 2018-07-10.
  5. ^ "Soccer Field Dimensions & Measurements". www.courtdimensions.net. Retrieved 2018-07-10.

External links[edit]

  • The dictionary definition of hectometre at Wiktionary