Bearings Applet and Questions

Bearing Definition:
A [b]bearing[/b] is the angle in degrees measured clockwise from [b]north[/b]. [br][b]Bearings[/b] are usually given as a three-figure [b]bearing[/b]. [br]For example, 30° clockwise from north is usually written as 030°.
See the Demo of the Bearings
[b]Use this Applet and Check your Bearings[br][/b]and observe the Angles and their relationships.
Question
Give reason why the angle shown in orange color is 69.44 degrees ?
Facts
New Applet
Check this Applet and Explore [b]Bearing[/b] in real time situations.
Use GeoGebra Applet Rotate to a Particular Bearings
Use the Dragging options
Part : a
Please write your answer of part: a
Part: B
Please enter if you have calculated anything form Part:B
Part: C and D
Please enter the response from Part C and D
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Information: Bearings Applet and Questions