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Tom [10]
2 years ago
15

The area of a circle is 100 square miles. What is the diameter?

Mathematics
1 answer:
adell [148]2 years ago
5 0

Answer:

The diameter of a circle with an area of 100 square miles is 20/√π miles.

Step-by-step explanation:

Area =100 = πr^2.

diameter = d = 2r.

100 = πr^2.

100/π = r^2.

√(100/π) = r.

10/√π = r.

d = 2r.

d = 2 * 10/√π.

d = 20/√π

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