Respuesta :

Answer:

12/7 miles

Step-by-step explanation:

Area  of rectangle  = length × width

Area = 3/7miles² , length = 2/8 miles

Therefore

Area = l x w

3/7 = 2/8 × w

Divide both sides by 2/8

Therefore

W = 3/7 ÷ 2/8

Width  = 3/7 × 8/2

Width = 3/7 × 4

Width = 12/7 miles

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