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luda_lava [24]
3 years ago
15

About 150,000 people live in a circular region with a population density of about

Mathematics
1 answer:
morpeh [17]3 years ago
8 0

Area of a circle = pi x r^2

Area of circle = 150,000/ 1578 = 95.06 square miles

95.06 = 3.14 x r ^2

Divide both sides by 3.14

R^2 = 30.27

Find the square root:

R = sqrt(30.27)

R = 5.5

The radius is c) 5.5 miles

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