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 Intercepted Arc
Free Math Printable Worksheets: Circles Worksheets and Activites for Math Teachers
As the picture below shows, an arc is a part or a portion of a circle.
Intercepted Arc
An intercepted arc is the arc that is formed when segments intersect portions of a circle and create arcs.These segments in effect 'intercept' parts of the circle. The picture below shows examples of intercepted arcs.
Note: The examples below use chords to create the intercepted arc. However, tangents, secants can also create intercepted arcs.
Answer
The measure of an arc = the measure of its central angle.
Therefore the measure of =85
The measure of =360° −85°=275°