Respuesta :

Francescaandreea0130

Answer:

Length is equal to 2.83 in.

Step-by-step explanation:

z = 0.15 inches over 45 miles

y = 850 miles

0.15 over 45 = x over 850

x = 850 times 0.15 over 45 which equals to 2.83 in.

z is map scale

x is subway L on map

y is subway L in real life

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