Answer: 53 degree
Explanation:
AEB + BEC + CED = 180 degree
37 + 90 + CED = 180
CED = 180 - 127
CED = 53 degree
(A) The customer that owns a 3-kW system exports 120 kWh monthly to the grid will have the following bills for both companies:
For ZG&E that collects $3 per kWh on a monthly basis, the monthly bill will be
For Ready Edison that collects $0.06 per kWh exported energy monthly, the computation of bill will be
(B) The customer that owns a 5-kW system exports 300 kWh monthly to the grid will have the following bills for both companies:
For ZG&E that collects $3 per kWh on a monthly basis, the monthly bill will be
For Ready Edison that collects $0.06 per kWh exported energy monthly, the computation of bill will be
Well the thing is you didn't tell us which number but if it is 12 then i strongly believe that the answer is 3/9
They are intertwined the domain is the allowed values of the independent varialbles and the range is the allowed values of the dependent variable.