Answer:
The answer to your question is letter D
Step-by-step explanation:
Formula
m∠E =
Data
m∠E = 48°
DGF = 228°
DF = x°
Substitution
48° =
Solution
2(48) = 228 - x°
96 = 228 - x°
96 - 228 = - x°
- 132 = - x°
x° = 132°
(-1) ^3
-(1) * (-1) * (-1)
1 * (-1)
=-1
Answer: -1