1. Rational. It is non-terminating but repeating.
2. Irrational. It is non-terminating, non-repeating
3. Irrational. π is irrational
4. Rational. √49 is 7
5. Irrational. 22 is not a square.
The answer is true because there is infinite
numbers of points in the region.
The above statement is one of the Euclid’s five
postulates.
Euclid was a Greek mathematician also known as
the father of the geometry. The second postulate of Euclid is that a finite
straight line may be extended indefinitely in a straight line.