About 1.15 million people live in a circular region with a population density of 18075 people per kilometer. Find the radius of the region

r = 5 km

Step-by-step explanation:

Given that,

The population in a circular region = 1.15 million

The population density of the region = 18075 people per kilometer

We need to find the radius of the region.

We can find the area of circular region i.e.

We know that the area of a circular region is given by :

or

r = 5 km

So, the radius of the region is equal to 5 km.

you could deduce the conclusion directly using the facts pertaining to the specific situation.

hope this .