3. water stations will be placed every 400 meters of a
5-kilometer race. how many water stations are needed?
(hint: 1 kilometer = 1,000 meters)

12

Step-by-step explanation:

5 kilos is 5000 meters 5000/400 is 12.5, so we round down, because there cant be .5 of a water station and get 12

v = 1/3 a^2h

step-by-step explanation:

if the height is 57.7cm and the height of the slant edge is 18.2cm, then the volume is 1/3 a^2h.