Pi has an infinite number of decimal places
the value of pi to the nearest 5 decimal places is 3.14159
It is: pi = 3.14 in two decimal places
the value of pi is 3.14159265358979323846264338327950288........ it goes on and on
9 and 3 are in the 14th and th decimal place for the value of pi.
Pi is approximately equal to (to 20 places after the decimal) 3.14159265358979323846.
It is: 3.1415927 is the value of pi when rounded to 7 decimal place
3.1415926535
3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679
pi rounded to the nearest hundredth is 3.142
pi is the quotient obtained by the dividing the circumference of a circle by its diameter. It is not a rational number and so cannot be expressed as a fraction or a terminating decimal. You can not give the exact value of pi as a decimal no matter how many places you use.
Pi times pi equals 9.869604401089358 (to 15 decimal places).The square value 9.8696 is commonly used.If you use (pi)2 = 10 in your calculations, your answer is only wrong by about 1.3% .