Answer:
156.25 square miles
Explanation:
set up a proportion:
1/5 = 2.5/x
cross-multiply to get 'x'
x = 12.5
To get area you must square 12.5
12.5² = 156.25 square miles
2 inch is 10 miles
0.5 inch is 2.5 miles
so it is 12.5 square miles?
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