Sarah is filling a glass sphere with decorative sand. The radius of the sphere is 2 inches. Which is closest to the minimum amount of sand Sarah needs to completely fill the glass sphere?

F.) 33.5 cu in.

G.) 25.1 cu in.

H.) 10.7 cu in.

I.) 100.5 cu in.

Question

Mathematics

Emilee Stark

21 August, 15:25

Sarah is filling a glass sphere with decorative sand. The radius of the sphere is 2 inches. Which is closest to the minimum amount of sand Sarah needs to completely fill the glass sphere?

F.) 33.5 cu in.

G.) 25.1 cu in.

H.) 10.7 cu in.

I.) 100.5 cu in.

+4

Answers (1)

Know the Answer?

Mariana Cowan · Answer 1

(F) 33.5 cu in.

Step-by-step explanation:

the volume of a sphere with radius r is

(4/3) * pi*r^3 = 33.51 cu in.

So, Sarah needs a minimum of 33.51 cubic inches of sand. The closest among the choices is (F) 33.5 cu in.

Sarah is filling a glass sphere with decorative sand. The radius of the sphere is 2 inches. Which is closest to the minimum amount of sand Sarah needs to completely fill the glass sphere?F.) 33.5 cu in.G.) 25.1 cu in.H.) 10.7 cu in.I.) 100.5 cu in.

Sarah is filling a glass sphere with decorative sand. The radius of the sphere is 2 inches. Which is closest to the minimum amount of sand Sarah needs to completely fill the glass sphere?

F.) 33.5 cu in.

G.) 25.1 cu in.

H.) 10.7 cu in.

I.) 100.5 cu in.