MAT129 Fall 2024 Notes

Monday   October  28	Topics:	7.1 Angles and their measures, Notes:	10.28a, 10.28b, 10.28c, 10.28d
7.1  - pg 576,  Learning Objectives
* Draw angles in standard position.
* Convert between degrees and radians.
* Find coterminal angles.
* Find the length of a circular arc.
* Use linear and angular speed to describe motion on a circular path.

radius circle chord parts of a circle

concentric inscribed vertical angle

central angle arc major arc minor arc radian IN MATH, standard position IN PHYSICS, standard position

Support
• complement, supplement   -- just complementary & supplementary angles
• sine   -- just right triangle sine
• cosine   -- just right triangle cosine
• tangent   -- just right triangle cosine
• standardPosition.gsp
  1 standard position angle central angle, negative & positive angle measures
  2 angles coterminal?
• radianSector.gsp
  1 intro angles degrees radians
  2 radian questions
  3 arc length angular speed sector area
  4 sector and area
• standardPosition.gsp
  1 standard position angle central angle, negative & positive angle measures
  2 angles coterminal?
• radianSector.gsp
  1 intro angles degrees radians
  2 radian questions
  3 arc length angular speed sector area
  4 sector and area
• veronica.gsp
  1 - 1 standard position angle
  2 - angles coterminal?
  3 - 1 veronica angles -- trig fx of angles is 4 quadrants
  4 - 2 veronica angles
  5 - extra 2 veronica angles
• Veronica's Bow Tie pdf
• 3 trig planes image
• elevation.gsp - angle of elevation, depression, ladders w/h(x), y(x), and h(y), x(y), and h as variable, and h s a constant

© 9/3/2024, A2 http://www.mathnstuff.com/math/precalc/129/M.10.28.htm