...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 spent 9 years there, teaching a variety of subjects, including 7th grade math, 8th grade math, Algebra, Geometry, Algebra 2, Physical Science, Conceptual Physics, and Physics. Following that time, I left teaching to pursue a different career, only to come back at the height of the pandemic in ... (read more)