This is:
Here is this:

3 stages of degradation of graduate MSU:

cannot integrate the exhibitor.
Can't remember the formula of the area of the circle
- clinging to the lash "floating"
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I also can't remember the formula of the area of the circle, maybe it somehow depends on the thickness of the pencil taken!? to
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What you have taught you. It depends on the thickness of the griffle of the circle, not the pencil. And the thickness of the pencil depends on the area of the section! How can this be confused?