Find the area of a circle whose circumference is 22 cm.

Explanation

To find the area of a circle whose circumference is 22 cm, we can follow these steps:

### Step 1: Write down the formula for the circumference of a circle.
The formula for the circumference (C) of a circle is given by:
\[ C = 2\pi r \]
where \( r \) is the radius of the circle.

### Step 2: Substitute the given circumference into the formula.
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