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The measure of an angle formed by two secants intersecting outside the circle equals

User Gaelan
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When two secants (Line A + B and Line C + D) intersect, they form an angle (∠y) equal to:
      ½ (the larger intercepted arc minus the smaller intercepted arc)

(Make sure to look at the graphic I posted)


The measure of an angle formed by two secants intersecting outside the circle equals-example-1
User Kabra
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