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Flight path 1 Radar source 218° dr (640 Flight path 2 What is the measure of the exterior angle, x, formed by the two flight paths?

Flight path 1 Radar source 218° dr (640 Flight path 2 What is the measure of the exterior-example-1
User Sandesh
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The external angle formed by two secants is one-half the difference between the two intercepted arcs:

x = (218º - 64º)/2 = 77º

User Rys
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