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Geometry

(8 Units, 85 Lessons)

Unit 7 - Introduction to Trigonometry(10 Lessons)

Building a Kicker Ramp

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Students are introduced to trigonometry as they use the properties of similar right triangles to evaluate a design for a skateboard ramp.

26 Resources

21 Favorites

26 Resources

21 Favorites

Tangent Ratio Investigation

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Students use an online tool to perform an investigation and learn the properties of the tangent function.

14 Resources

3 Favorites

14 Resources

3 Favorites

Applying the Tangent Ratio

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Students extend the concepts they have already used to solve special right triangles to right triangles of any angle—Behold! Trigonometry.

16 Resources

1 Favorites

16 Resources

1 Favorites

Understanding Tangent as a Function

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Tables reveal the nature of the tangent function as students extend their strategies to include its inverse. Now we know all the angles!

22 Resources

0 Favorites

22 Resources

0 Favorites

Progress Check and Homework Review 1

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Student questions are the focus of the lesson as students grade their own homework and prepare for homework quiz.

24 Resources

0 Favorites

24 Resources

0 Favorites

Properties of Sine and Cosine

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Exploring the meaning of sine and cosine as ratios and as relationships. Trigonometry is just similar triangles—but better!

22 Resources

5 Favorites

22 Resources

5 Favorites

Solving Triangles with Trigonometry

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Students refine their strategies for applying trigonometric relationships. Now we see trigonometry from every side—and angle!

13 Resources

2 Favorites

13 Resources

2 Favorites

Modeling with Trigonometry

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Turning word problems into right triangles. A good diagram is worth many words.

13 Resources

13 Favorites

13 Resources

13 Favorites

Measuring the Flag Pole

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Students make simple clinometers and use them to measure the height of the flag pole in front of the school. Beats climbing!

21 Resources

6 Favorites

21 Resources

6 Favorites

Introduction to Trigonometry Unit Quiz

Geometry

» Unit:

Introduction to Trigonometry

Big Idea:Students complete the summative assessment for the unit and take a pre-test for the next unit.

29 Resources

7 Favorites

29 Resources

7 Favorites