The circumference of a particular circle is 26π centimeters. What is its area?
Options
A
338π cm²
B
256π cm²
C
196π cm²
D
169π cm²
Answer & Analysis
Answer
D
Analysis
Question Analysis
The main focus is using the circumference formula to find the radius and then applying the area formula. Given the circumference, we need to first extract the radius and then calculate the area of the circle.
Key Concept Explanation
The circumference formula of a circle is , where is the circumference and is the radius. The area formula of a circle is . We solve for from the circumference formula and then substitute into the area formula.
Step - by - Step Solution
1. Start with the circumference formula . Since , substitute into the formula: .
2. Solve for : Divide both sides of the equation by , we get centimeters.
3. Calculate the area using the area formula
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