The angle CDF is 159 degrees
Using this formula to determine angle CDF
Angle CDF=m angle 1+ m angle 5+
Where:
m angle 1=117 degrees
m angle 5=42 degrees
Let plug in the formula
Angle CDF=117 degrees+42 degrees
Angle CDF=159 degrees
Inconclusion the angle CDF is 159 degrees
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