Question

some help pleaseee

Answer 1

please

Answer 2

V sphere= (4/3) pi r^3
bid radius= 12/2= 6mm
small radius = 6/2= 3mm

Volume of region= big volume -small volume
V region= (4/3) pi (6^3 - 3^3)
V region = 252 pi
= 791.681 mm^3

Answer 3

nvm I double checked :)

Answer 4

and can you help me with another one

Answer 5

yes

Answer 6

V hem = 2/3 pi r^3
Vhem= (1024/3) pi
= 342.333 pi in^3

Answer 7

thank you so much

Answer 8

341.333 *** correction.

Answer 9

oh ok