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2 pi r and pi r squared difference

2πr and πr² – What Is The Difference? In mathematics, two terms that are often confused are 2πr and πr². Even though they both involve the mathematical constant pi (π), they are used in different situations and have different meanings. In this article, we will discuss the difference between 2πr and πr², how they are …

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6 Best Walkie Talkie for Mountains

Losing connection when hiking is a commonly encountered problem. However, one cannot ignore the risk factors involved while exploring out on the mountains. Therefore, you should always have a communication backup to call on others in case of need. A simple solution to this is buying the best walkie talkies for mountains. But, before deciding …

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