HSIII.5 Trigonometric Functions (A9)

Beginning Lesson

Aws4 request&x amz signedheaders=host&x amz signature=75ea839095ca81271559d98a7bac8cb570328b86d6bda2d534965ca397b8d3b6

As the World Turns (HS)

How fast is the Earth spinning? Students use rates, arc length, and trigonometric ratios to determine how fast the planet is spinning at different latitudes.

Topic: Circles (C), Similarity, Right Triangles, and Trigonometry (SRT)

Middle Lesson

Aws4 request&x amz signedheaders=host&x amz signature=4e23d18c767494ebe842899ef826e2fa39162da1331e4c6244030e77a586bfcb

Icy Hot (HS)

How have temperatures changed around the world? Students use trigonometric functions to model annual temperature changes at different locations around the globe and explore how the climate has changed in various cities over time.

Topic: Building Functions (BF), Interpreting Functions (IF)

End Lesson

Aws4 request&x amz signedheaders=host&x amz signature=5c54936843e704a3e4ab30f154fbdb13b6fe78bf0b19dd95818a2dc2b775f470

The Sound of Silence

How do noise-canceling headphones work? In this lesson, students use transformations of trigonometric functions to explore how sound waves can interfere with one another, and how noise-canceling headphones use incoming sounds to figure out how to produce that sweet, sweet silence.

Topic: Building Functions (BF), Interpreting Functions (IF)