When inflated, a beach ball has a radius of 4.5 inches. Approximately how many cubic inches of air does it hold?
A.286
B.95
C.32
D.382
can someone help I dont quite understand it I think it might be 32 am I wrong?
4 answers
Not 32!
recall that the volume of a sphere is
v = 4/3 π r^3
v = 4/3 π r^3
just took the test and got the correct answer.
D-382
D-382
382 is correct