Returns the value of the mathematical constant Pi, accurate to 15 digits.
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PI()The PI function returns the value of the constant 3.14159265358979. It does not require any arguments and is commonly used in geometric calculations involving circles or spheres.
=PI()결과: 3.14159265358979
Returns the value of Pi.
=PI()*5^2결과: 78.5398163397448
Calculates the area of a circle with a radius of 5 using the formula πr².
No, the PI function does not accept any arguments and must be followed by empty parentheses.