Area of a Circle: Pi*R^2 - What Does it Mean?

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When asked about the area of a circle, there are two common responses: the mathematical formula pi*r^2 or a more technical explanation that discusses the definition of a circle and its area as the surface it encloses. The discussion highlights the tension between being precise and being practical in communication. It raises questions about how pedantic one should be in social interactions, especially when clarity may lead to misunderstandings. The importance of adapting responses based on the audience is emphasized, with personal anecdotes illustrating the challenges of balancing accuracy with social expectations. The conversation suggests that in casual contexts, providing straightforward answers may be more effective than detailed explanations.
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If someone asks me what the area of a circle is, should I respond:

(1) pi*r^2

(2) As a circle in the plane is defined as the set of all points in the plane that lie r units from O, so it does not technically have an area, but you probably mean the area of the surface that the circle encloses, alternatively the area of corresponding disc which is pi*r^2.

?

How pedantic can one reasonable be? Until others start complaining? How do I know? Should I ask? How can I become less pedantic in my social relationships?
 
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Wow.
 
If this were my girlfriend asking, I'd just calculate it in my head and give a numerical answer. It avoids all kinds of arguments and is probably what they really wanted to know anyway.
 
My wife claims that I'm too pedantic. For instance, I asked her if she would be home in time to cook dinner and she said yes. When she came home much too late I asked her about it but she said I took her too literally.
 
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