oliviamarie oliviamarie
  • 06-10-2016
  • Mathematics
contestada

A search plane covers 50 square miles of countryside.How many hectares does the plane search(to the nearest tenth)?

Respuesta :

darsimon225 darsimon225
  • 07-10-2016
the plane has searched 12,950 hectares. the ratio between hectares to square miles is: 1 hectare is 2.471 acres

Answer Link
calculista
calculista calculista
  • 04-09-2018

we know that

one square mile is equal to [tex] 258.999\ hectares [/tex]

so

by proportion

[tex] \frac{258.999}{1} \frac{hectares}{square\ miles} =\frac{x}{50} \frac{hectares}{square\ miles}\\\\ x=50*258.999= 12,949.95\ hectares[/tex]

therefore

the answer is

[tex] 12,950\ hectares [/tex]

Answer Link

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