Question

please

Answer 1

@RadEn

Answer 2

number ?

Answer 3

15 ?

Answer 4

15

Answer 5

ok, given the larger area of a sphere = of 9,156.24 in2
to get the surface area of the smaller sphere just divided by 3^2 (=9)
s0, 9,156.24 in2 / 9 = 1,017.36 in^2

Answer 6

it is A
@lexiamee

Answer 7

thank you very much .

Answer 8

16 ?

Answer 9

SA = 4 pi r * r
SA = 4 * 3.14 * 7 * 7 = 615.44

Answer 10

thats not an option

Answer 11

help me please just 5 more

Answer 12

take the nearest option :P
it is C