How to find the ratio of diameter and circumference
Help Questions
ISEE Upper Level Quantitative Reasoning › How to find the ratio of diameter and circumference
Questions 1 - 2
1
A circle has a radius of 
Explanation
The information about the radius is unnecessary to the problem. The equation of the circumference is:
Therefore, the circumference is 
2
A circle has a radius of
Explanation
The information about the radius is unnecessary to the problem. The equation of the circumference is:
Therefore, the circumference is
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