length of pipe= 30m
Inside dia. = 1.2m
Outside dia. = 1.8m
Volume of concrete= (outside dia. - inside dia.)h
V= (pi)
v= [(3.14*0.9*0.9)-(3.14*0.6*0.6)]30
v= (3.3534-1.1304)30
v=(2.233)30 = 66.690m cube
since it's volume the answer 66.690 is in cubic meters.
Answer: 0.00009
Step-by-step explanation:
9*10^-5 = 9/(10^5) = 9/100000 = 0.00009
One-fourth of 12 bottles of water would equal 3 bottles of water
Answer:
he moved a rock 8 meters using 50 newtons
Step-by-step explanation:
hope this helps/is right i cant think today
