Marylou is blowing up a beach ball. The package says that the ball has a diameter of 18 inches. What is the volume of the beach ball when it is completely full? Use 3.14 for .
A, 24,416.6400000000 cubic inches
B, 3,052.08 cubic inches
C. 1,017.36 cubic inches
D. 339.12 cubic inches
@IGREEN

Question

Marylou is blowing up a beach ball. The package says that the ball has a diameter of 18 inches. What is the volume of the beach ball when it is completely full? Use 3.14 for .
A, 24,416.6400000000 cubic inches
B, 3,052.08 cubic inches
C. 1,017.36 cubic inches
D. 339.12 cubic inches
@IGREEN

igreen · Answer

$\sf V = \dfrac{4}{3} \pi r^3$

Plug in what we know:

$\sf V = \dfrac{4}{3}(3.14)(9^3)$

Simplify

anonymous · Answer

so its C ? @IGREEN

igreen · Answer

No..check again.

$\sf \dfrac{4}{3}(3.14)(9^3) \rightarrow \dfrac{4}{3} \times 3.14 \times 9 \times 9 \times 9$

anonymous · Answer

sorry about that its B @IGREEN

geerky42 · Answer

Yep.

anonymous · Answer

Thank you could you help me with a few more ? @geerky42