dalipa9175 dalipa9175

03-04-2020
Mathematics

contestada

How much air would be needed to fill a bouncy ball with a radius of 9 cm?

A. 108π cm3

B. 486π cm3

C. 972π cm3

D. 3052π cm3

Respuesta :

pabloanaya23 pabloanaya23

03-04-2020

Answer: c.

Step-by-step explanation:

Answer Link

thistleBranch thistleBranch

03-04-2020

The volume of a sphere = (4/3)[tex]\pi[/tex]r^3

r = radius

In our problem,

r = 9 cm

To find the volume of this sphere, plug our radius into the volume equation.

V = (4/3)[tex]\pi[/tex](9)^3 = 972[tex]\pi[/tex]cm^3

The correct answer is C

Answer Link

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