No. It could be a rational or an irrational
Yes, it does.
Yes.
Yes, it does.
real number
Yes.
yes
Any real number can correspond to a point on a line.
None, since 57 is NOT an irrational number.
Any number with a defined end point, including 2.14, is a rational number.
It is rational.A number cannot be both rational and irrational.
An Irrational Number is a Number that cannot be converted to a Fraction and has an unstoppable amount of numbers after the decimal point. For Example, Pi is the most famous irrational number. If I didn't answer your question, search up Irrational Numbers.
There is no number which can be rational and irrational so there is no point in asking "how".