2 years ago

» The diameter of a circle is 38 kilometers. What is the circle's area? Use 3.14 for n.

Mathematics

2 answers:

german2 years ago

7 0

Answer:

Use the formula pi×d : 3.14×38 km

So, it's 119.32

(that's what i know)

anyanavicka [17]2 years ago

4 0

The formula for area of a circle is :

Area = pi x radius^2

Radius is half the diameter.

Radius = 38/2 = 19 kilometers

Area = 3.14 x 19^2

Area = 1,133.54 square kilometers

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