Question

Helppp!!!! please!!!

Answer 1

Answer:

$b)151 {in.}^{3}$

Step-by-step explanation:

$v = \frac{1}{3} \pi {r}^{2} h$

$= \frac{1}{3} \times \frac{22}{7} \times {4}^{2} \times 9$

$= \frac{1}{3} \times \frac{22}{7} \times 16 \times 9$

$= \frac{3168}{21}$

$= 150.857$

$approximately \: 151 {in.}^{3}$