e^pi ~ 23.14069.............., not rational
3.14 is a rational number pi is not. pi is not 3.14
Pi is not rational it is irrational because it does not stop or repeat
(pi) itself is an irrational number. The only multiples of it that can be rational are (pi) x (a rational number/pi) .
No, it is not.
Pi is irrational.
No. pi/2 is a fraction but, since pi is irrational, so it pi/2.
No 10*pi is not a rational number because it can't be expressed as a fraction
No 22*pi is not a rational number
Yes. For example, if you take any truncated equivalent of pi then it will be rational.
It the radius is r then the area is pi*r*r - which is pi times a rational number. pi is an irrational number, so the multiple of pi and a rational number is irrational.
No 22*pi is not a rational number