Answer:
C
Step-by-step explanation:
A parabola is set of all points in a plane which are an equal distance away from a given point and given line. The point is called the focus of the parabola and the line is called the directrix.
we need to identify the angle GFE
We will connect the yellow dots beside the point F which are on the line segments FG and FE
See the following picture:
2.12=2.120 that is the answer