pi is an irrational number because it cannot be expressed as a ratio of two integers. In fact, it is a transcendental number, but that is not relevant here.
3.14 is a rational approximation to pi. It is not equal to pi.
The square of pi is an irrational number.
No, (\pi - 1) is not a rational number. Since (\pi) is an irrational number, subtracting a rational number (1) from it does not change its irrationality. Therefore, (\pi - 1) remains irrational.
No. sqrt(2)/pi is not rational.
No, 9 plus pi is not a rational number. While 9 is a rational number, since it can be expressed as a fraction (9/1), pi is an irrational number, meaning it cannot be expressed as a fraction of two integers. The sum of a rational number and an irrational number is always irrational, so 9 plus pi remains irrational.
pi is an irrational number. It is irrational because it cannot be expressed as a ratio of two integers.
No number can be rational and irrational at the same time. 3.14 is the ratio of 314:100 and so is rational. HOWEVER, 3.14 is also a common approximation for pi, which is an irrational number. All irrational numbers have infinite, non-recurring decimals and so are often approximated by rationals.
irrational
Yes. 2*pi is irrational, pi is irrational, but their quotient is 2pi/pi = 2: not only rational, but integer.
It is irrational, just like pi
Pi is not rational it is irrational because it does not stop or repeat
Pi is irrational.
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.
The square of pi is an irrational number.
No, it is not.
It is an irrational number
-Pi is irrational, because it does not terminate or repeat. Whenever you multiply an irrational number by a rational number (-1), the result is an irrational number.
No, (\pi - 1) is not a rational number. Since (\pi) is an irrational number, subtracting a rational number (1) from it does not change its irrationality. Therefore, (\pi - 1) remains irrational.