Seudónimo Seudónimo
  • 24-03-2018
  • Mathematics
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The scale on a map is 1 : 25000
how many kilometres on the ground is represented by 9cm on the map. show ur working

Respuesta :

jdoe0001 jdoe0001
  • 24-03-2018

[tex]\cfrac{map}{actual}\qquad \stackrel{ratio}{\stackrel{cm}{1}:\stackrel{km}{25000}}\qquad \cfrac{1}{25000},\qquad \cfrac{9}{a}=\cfrac{1}{25000}\implies \cfrac{9\cdot 25000}{1}=a \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ ~\hfill 225000~km s~\hfill[/tex]

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