+
Interactive
CK-12 Foundation

Trigonometric Functions of Negative Angles

For Students 10th - 12th Standards
When is the trigonometric value of a negative angle the same as the positive angle? Pupils compare the values of trigonometric functions for different angles and their negatives. The interactive resource provides a visual display to make...
+
Lesson Plan
Curated OER

Positive and Negative Angles and Arcs

For Teachers 9th - 12th Standards
To better understand that the intersection point of two lines lies inside a circle, learners use their keen measurement skills. They discuss arcs, rays, tangent lines, and reflex angles. Then, they put their skills to work as they...
+
Lesson Plan
Curated OER

Angles in Standard Positions

For Teachers 9th - 11th
Students identify positive and negative angles using the Unit Circle. In this pre-calculus lesson, students identify the different angles on a unit circle using the coordinate plane and the four different quadrants as a guide. They...
+
Lesson Plan
EngageNY

Extending the Domain of Sine and Cosine to All Real Numbers

For Students 10th - 12th Standards
Round and round we go! Pupils use reference angles to evaluate common sine and cosine values of angles greater than 360 degrees. Once they have mastered the reference angle, learners repeat the process with negative angles.
+
Worksheet
Curated OER

Angle Measurement Exercises

For Students 11th - Higher Ed
In this math worksheet, students find the measurements of the angles in degrees. Then they determine which ones are in Standard Position.
+
Worksheet
Curated OER

Investigating the Relationship Between Slope and Angles

For Students 10th - Higher Ed
In this slope angles instructional activity, students discover the relationship between slope and angle.  Students complete tables of values and answer four discussion questions.
+
Worksheet
Curated OER

Understanding Angles

For Students 9th - 11th
In this geometry learning exercise, students identify the different measure of each angle. They rotate the rays around and make observations about the angles formed. There are 15 questions and lots of examples.
+
Worksheet
Curated OER

Four Coterminal Angle Problems

For Students 11th - Higher Ed
In this coterminal angle worksheet, students find two positive and two negative coterminal angles for the provided degree measure.  The solutions are not provided.
+
Worksheet
1
1
Curated OER

Exercise Set 4.3: Unit Circle Trigonometry

For Students 9th - 12th
For this unit circle activity, students answer 90 short answer questions about the unit circle.  Students sketch angles given a radian measure.  Students find the trigonometric values of various angles on the unit circle.
+
Assessment
Los Angeles County Office of Education

Assessment for the California Mathematics Standards Grade 5

For Students 5th Standards
Test young mathematicians' knowledge with an assessment aligned to California's fifth grade state standards. The exam covers a multitude of concepts including fractions and decimals, positive and negative numbers, measurement; and how to...
+
Assessment
Los Angeles County Office of Education

Assessment For The California Mathematics Standards Grade 6

For Students 6th Standards
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
+
Worksheet
Curated OER

Coterminal angles and Reference Angles

For Students 10th - 12th
In this calculus worksheet, students identify terminal and coterminal angles using the unit circle. They identify coterminal angles between 0and 2pi and between 0 and 360 degrees. There are 34 questions with an answer key.
+
Lesson Plan
Ahisma Summer Institute

The Power of One - Math in a Different Angle

For Teachers 5th - 7th Standards
In this 2-day instructional activity focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess...
+
Worksheet
Curated OER

MT-A141 PreCalculus: Worksheet 6.1

For Students 10th - 11th
In this precalculus learning exercise, students complete a table of common angle equivalences and compare them to radians. Using their calculator they examine the difference between angles in degrees and the answer in radians. Students...
+
Worksheet
Curated OER

Work and More Work

For Students 9th - 10th
For this science worksheet, students classify 6 actions as positive work, negative work, or no work. Students also design their own experiment.
+
Worksheet
Curated OER

What is Work?

For Students 9th - 10th
In this science worksheet, students describe the work in 3 situations as positive, negative, or no work. Students also answer questions about power.
+
Lesson Plan
Curated OER

Geometry In Space

For Teachers 9th - 12th
How can we identify shapes in the Universe? High schoolers will compare and contrast elliptic and hyperbolic geometry. They will also explore one possible way to measure the curvature of the Universe, namely, by measuring the sum of the...
+
Lesson Plan
Curated OER

Weave a Wreath

For Teachers 4th - 6th
Learners follow directions to complete a multi-step process that results in an attractive holiday decoration. In this Christmas art activity lesson, students employ simple measuring and weaving techniques and experiment with the negative...
+
Lesson Plan
Illinois Department of Natural Resources

Section Four: How Can We Protect Biodiversity?

For Teachers 3rd - 5th Standards
Look into the future with a lesson plan on biodiversity and natural habitats. Learners read articles about different perspectives when it comes to planning future development, and decide which angle is the highest priority in a group...
+
Lesson Plan
EngageNY

Designing a Search Robot to Find a Beacon

For Students 9th - 12th Standards
Build right angles using coordinate geometry! Pupils explore the concept of slope related to perpendicular lines by examining 90-degree rotations of right triangles. Learners determine the slope of the hypotenuse becomes the opposite...
+
Lesson Plan
Curated OER

Acute Toxicity: LD50 by the Numbers

For Teachers 9th - 12th
High schoolers observe brine shrimp as they are affected by household cleaners, develop observation scale, collect and analyze data, and discuss how household products and pesticides negatively impact environment.
+
Activity
Illustrative Mathematics

Slopes and Circles

For Teachers 9th - 12th Standards
An upper-level treatment of what is often presented as a basic concept (the right angle of an inscribed circle on the diameter), this activity really elevates the mathematical thought of the learner! Expected to develop formulas from...
+
Lesson Plan
Alabama Learning Exchange

The Path to Positive

For Teachers 4th - 6th Standards
Students demonstrate how to add positive integers. In this computation instructional activity, students read the book Less Than Zero and use a number line and counters to play an addition game using positive integers.
+
Printables
Curriculum Corner

7th Grade Math "I Can" Statement Posters

For Teachers 7th Standards
Translate the Common Core math standards into a series of achievable "I can" statements with this collection of classroom displays. Offering posters for each standard, this resource is a great way to support your seventh graders as they...