...The reciprocals of those relationships are learned as well as how those ratios look on a unit circle whose radius is one. The "laws" of the trigonometric relationships can be used to solve problems more simply that using other means. The concept of radian is used to explore the difference between exact value and approximate. (read more)
...I have spent three of the past four years working with a large, national testing company, scoring standardized test. Most of the questions I have scored have been in elementary math. I recently went back to school for a computer programming degree and helped lead study groups with adult learner... (read more)
...My latest assignment was as a specials teacher teaching music for 3rd-6th grade. I have even spent time as a teacher consultant. I was forced to leave the classroom because of a medical condition which limited my stamina, but I really love to teach. (read more)