Question

Pls help emergency will Mark bigbrain

Answer 1

the correct answer is the third row.

Step-by-step explanation

Answer 2

C.

Explanation:

Volume of a Sphere =
`(4)/(3) \pi r^3`

Where volume of sphere = 81 π cm³

So, the equation becomes

81 π =
`(4)/(3) \pi r^3`