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4.3d: Angles from Secants and Tangents

4.3d: Angles from Secants and Tangents. p.483-490. http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm. Ex. http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm. Ex. chord. A Secant is a line that goes through a circle.

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4.3d: Angles from Secants and Tangents

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  1. 4.3d: Angles from Secants and Tangents p.483-490

  2. http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm

  3. Ex.

  4. http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm

  5. Ex

  6. chord A Secant is a line that goes through a circle. It contains a chord, which is the segment in the circle.

  7. 1) http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm

  8. 2) 3) http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm

  9. Recap of what the 3 possibilities looks like: Remember that this theorem only used the intercepted arcs. Therefore, the red arc in the picture below is not used in this formula. http://www.mathwarehouse.com/geometry/circle/tangents-secants-arcs-angles.php

  10. Example Find x

  11. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  12. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  13. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  14. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  15. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  16. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  17. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  18. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  19. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  20. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  21. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  22. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  23. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  24. http://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htmhttp://www.regentsprep.org/Regents/math/geometry/GP15/PcirclesN2.htm

  25. The End 

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