If you squint hard enough, the capital letter pi (Π) looks like half a circle.
If you squint hard enough, the capital letter pi (Π) looks like half a circle.
Maybe this is why pi was chosen for half of the circumference of a circle.
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If you don't squint, it looks like a table. Maybe whoever chose it hadn't had lunch yet.
[insert pie joke here]
I gotta squint pretty hard lol
What is this Cunningham's law?
Pi is not half the circumference. It's how many times the diameter fits into the circumference.
It is half of the circumference, multiplied by the radius, of course.
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