Answer
$\frac{9}{16}$
Work Step by Step
We can rewrite $(\frac{3}{4})^2 $ as $ \frac{3}{4}\times\frac{3}{4}$.
To multiply fractions, we multiply the numerator and the denominator: $ \frac{3}{4}\times\frac{3}{4}=\frac{3\times3}{4\times4}=\frac{9}{16}$