Trigonometric+Functions

**__Lesson 1 - Degrees and Radians __** Open these files and save them to your laptop for the lesson notes on Exercise 20.1   Watch these videos for more information. media type="youtube" key="7QhgYX8cRE4?rel=0" height="360" width="480" align="center" media type="youtube" key="7Q2TPAApGi4?rel=0" height="360" width="480" align="center"
 * __Trigonometric Functions __** Earlier work involving trigonometry used the degree as the unit of measurement. It was a convenient unit for practical, numerical measurement but when dealing with trigonometric functions, a new unit called a radian is more appropriate.

__**Lesson 2 - Arc Length, Area of Sector & Area of Minor Segment **__ Watch these videos for more information about degrees and radians. media type="youtube" key="UTClXRvws8o?rel=0" height="360" width="480" align="center" media type="youtube" key="e9-5LNzYXvA?rel=0" height="360" width="480" align="center"

Open these files and save them to your laptop to investigate arc length, area of a sector and area of a minor segment to help you answer the questions in Exercise 20.2  __**Lesson 3 - Graphs of the Trigonometric Functions **__ Watch these video for more information about degrees and radians. media type="youtube" key="ugcTxBLHrzY?rel=0" height="360" width="480" align="center" media type="youtube" key="n71K8OLt01o?rel=0" height="360" width="480" Open these files and save them to your laptop for the lesson notes on Exercise 20.3 **__Lesson 4 - Graphs of the Reciprocal Functions __** Watch this video for information on the radian measure of coterminal angles. media type="youtube" key="cHrHOCGAM24?rel=0" height="360" width="480" align="center" <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: center;">Watch this video to see a sine curve created using spaghetti. media type="custom" key="20395044" align="center"

<span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: center;">Open these files and save them to your laptop to investigate the secant function. <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: left;"> <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: left;"> <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: left;"> __**<span style="font-family: 'Comic Sans MS',cursive; font-size: 20px;">Lesson 5 - Graphical Solution of Equations **__ <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 150%; text-align: center;"> <span style="font-family: 'Comic Sans MS',cursive; font-size: 20px;">Watch this video about limits of trigonometric ratios in calculus. media type="youtube" key="i0mXsa52p1A?rel=0" height="360" width="640" align="center"

<span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 150%; text-align: center;">Open this file and save it to your laptop for the lesson notes on Exercise 20.7 __**<span style="font-family: 'Comic Sans MS',cursive; font-size: 150%;">Lesson 6 - Differentiation of Trigonometric Functions **__ <span style="font-family: 'Comic Sans MS',cursive; font-size: 20px;">Watch this video to revise the derivatives of trigonometric functions. <span style="font-family: 'Comic Sans MS',cursive; font-size: 20px;">media type="youtube" key="BJnoTJRiVa0?rel=0" height="360" width="480" align="center" <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: center;">Open this file and save it to your laptop for the lesson notes on Exercise 20.8

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__**<span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: center;">Lesson 7 - Primitives of Trigonometric Functions **__ <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: center;">Watch this video for more information about trigonometric calculus. <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 20px; text-align: center;">media type="youtube" key="k_IuHo8nwUU?rel=0" height="360" width="640" align="center" <span style="display: block; font-family: 'Comic Sans MS',cursive; font-size: 150%; text-align: center;">Open this file and save it to your laptop for the lesson notes on Exercise 20.9