Respuesta :

Root 16 = 4, 4*1/2= 2

1/3*1/2= 1/6

5/9*1/2= 5/18

Root 3 = 1.73205...*1/2= 0.866025...

Final answer: D is irrational when multiplied by 1/2 because it cannot be represented by a ratio of two integers. It is also a nonrepeating and nonterminating decimal.