Answer:
142.4 Cubic units
Step-by-step explanation:
V=1/3pir^2h
V=1/3(pi)(4^2)(8.5)
V=142.418866963
Step-by-step explanation:

Answer:
yes
Step-by-step explanation:
10:20=
5 times 2= 10
5 times 4= 20
2:4=
1 times 2=2
2 times 2= 4
1:2
Answer:
Step-by-step explanation:
That is correct.
Sqrt 5 x sqrt20
Apply the radical rule to get sqrt( 5 x 20)
Simplify to get sqrt(100)
Sqrt(100) = 10