4.5+3.14159265359 is
rational because it is a terminating decimal.
irrational because it is a repeating decimal.
irrational because it is a non-terminating and non-repeating decimal.
rational because it is a non-terminating and non-repeating decimal.
rational because it is a terminating decimal.
irrational because it is a repeating decimal.
irrational because it is a non-terminating and non-repeating decimal.
rational because it is a non-terminating and non-repeating decimal.