Using the angle of intersecting chords theorem, the value of x is: B. 50.
What is the Angle of Intersecting Chords Theorem?
The angle of intersecting chords theorem states that the vertical angles formed when two chords intersect, each equals half the sum of the measure of the intercepted arcs.
50 = 1/2(2x) [angle of intersecting chords theorem]
50 = x
x = 50 (option B)
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