Geometry

Question Analysis

This question is about calculating the area of a circle. The key is to first find the radius from the given diameter and then use the formula for the area of a circle.

 

Key Concept Explanation

The formula for the area of a circle is , where  is the area and  is the radius. The radius  is half of the diameter , i.e., .

 

Step - by - Step Solution

1. Identify the diameter: Here, the diameter .

2. Calculate the radius: .

3. Substitute the radius into the area formula:

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