38- I'm pretty sure it's greater
39= -10
Answer:
0
Step-by-step explanation:
Sum means addition so:
-9 + 18/2
(18/2 = 9)
-9 + 9
0
Answer:
Yes
Step-by-step explanation:
They are similiar because the big triangle is a dialated version of the first one
A=AB*DE=(8+4)*7=12*7=84 m^2
A=84 m^2
A 120 watt light bulb uses about 0.1 kilowatt of electricity per hour.if electricity costs $0.20 per kilowatt hour.
Let's solve how much does it cost to have a bulb on
for an hour.
=> 120 watt = 0.1 kilowatt per hour which costs 0.20 per kilowatt per
=> 0.1 kilowatt per hour * 0.20 = 0.02 dollars in an hour.
