The answer is 78.5 you can get this by multiplying pi by the radius which is 5 then square it and you get 78.5
Answer:
yes it is a change of state since both hydrogen and oxygen are gas.
Answer:
84
Step-by-step explanation:
they use 3 plates a day
there are 4 of them
so in one day, they use 12 plates [3x4]
they camp for 7 days, so 12x7.
84!! :D
Answer:
4 ampers
Step-by-step explanation:
WHEN 12 VOLTS ARE APPLIED, THE CURRENT IS 4 AMPERES.
