Angle Relationships Inside a Circle

When chords cross inside a circle, a pair of vertical angles is formed which intercept to arcs. The vertical angles can be found by the following formula: 1/2 (sum of the intercepted arcs).

 

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Resource Type
Activity
Tags
angles  circle 
Target Group (Age)
15 – 18
Language
English (United States)
 
 
GeoGebra version
4.0
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2606
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