Electricity.
Solar Energy
Wind Energy
In a home, the best option as a source of energy is electricity. Though some choose to use solar energy to power their devices, electricity is more cost effective.
Explanation:
click the link you can get answer of the question
There are 3 significant figures, if that answers the question.
Answer:
3150
Explanation:
if if you were two times 45 times 70 it would give you that answer
