More Lessons for High School Regents Exam
High School Math based on the topics required for the Regents Exam conducted by NYSED.
Intersecting Chords Theorem
If two chords intersect in a circle, the product of the lengths of the segments of one chord equal the product of the segments of the other.
For example, in the following diagram AP × PD = BP × PC
Segments in circles
Proof of a theorem on product of segments of chords in circles.
Intersecting chords of a circle
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