Question

Janine inflated 1 ball to a radius of 18 cm and another ball to a radius of 12 cm.

How much more air was in the larger ball?
Use 3.14 to approximate pi and express your answer in hundredths.

??? cm^3

Answer 1

@Mehek14

Answer 2

\(V-v = \frac{ 4 }{ 3 }\pi r^{3} - \frac{ 4 }{3 } \pi r^{3}\)

Answer 3

Okaii one second ^-^

Answer 4

find the volume for both and subtract

Answer 5

I got 24429.02447431 for the first one

Answer 6

ok good
now for the second one

Answer 7

Wait would the exact form be 7776 pi?

Answer 8

And for 12 I got 7238.22947387

Answer 9

lets see
B1 = 24429.02
B2 = 7238.23
24429.02 - 7238.23 =

Answer 10

Oh okaiii one more step and I'll be done! XD

Answer 11

17100.79?

Answer 12

yup

Answer 13

Thanks!