In 2018, the population in USA was 328 million, and per capita energy consumption was about309 million British thermal units (Btu). Now answer the following questions: How much total energy (TWh) and power (TW) was consumed in that year in USA? (3+3 = 6) b.Considering module efficiency 20 %, how much area (km^2) of module would have been needed to supply this power, considering solar irradiation 1000 W/m^2? (5) C.What is the % of this area compare to the earth surface? Consider the earth radius 3959miles. (5)

Fig: 1

Fig: 2

Fig: 3

Fig: 4