The area of a circle is 0.1256 square meters. What is the circle's diameter?
Use 3.14 for a.

0.2

Step-by-step explanation:

A = 0.1256 given

A = (3.14)r^2 formula for area of a circle

0.1256 = (3.14)r^2 substitute

0.04 = r^2 divide both sides by 3.14

0.2 = r square root of both sides

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