How many cubes with side lengths of 1/4 cm does it take to fill the prism

the f

last graph i believe

step-by-step explanation:

worked it out i believe

answer:

c. the third graph

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d