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Lesson Plan
Curated OER

Trigonometric Graphing

For Teachers 9th - 12th
Students analyze graphs. In this trigonometric lesson plan, students identify the different graphs of sine, cosine and tangent. They graph the inverse of those trig values and identify their properties such as phase shift and period.
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Lesson Plan
Curated OER

Right Triangles and The Pythagorean Theorem

For Teachers 8th - 9th
Learners play a game to reinforce concepts of the Pythagorean Theorem. In this geometry lesson, students find the missing angle and lengths of a right triangle. They use properties of trigonometry about sine, cosine and tangent to solve...
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Lesson Plan
Curated OER

Some More Trigonometry

For Teachers 9th - 10th
Students define the law of cosine and its correct usage. In this trigonometry lesson, students define the law of Heron's area formula and use it to solve problems. They review other trigonometric values and identify the identities.
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Lesson Plan
Curated OER

Unit Circle

For Teachers 10th - 12th
Students investigate the different properties of a unit circle. For this geometry lesson, students identify the six different values of trigonometric functions. They solve trigonometric equations using values derived from the unit circle.
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Lesson Plan
Curated OER

The Capacity of Planets

For Teachers 10th
Tenth graders change numbers written in standard form to scientific notation. In this scientific notation lesson, 10th graders use given diameters and distances from the sun for each planet in our solar system. After rewriting each of...
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Worksheet
Curated OER

Investigating the Relationship Between Slope and Angles

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

New York State Testing Program-Grade 8

For Students 8th
In this eighth grade activity, 8th graders solve problems that represent the grade level expectations for mathematics in New York State.  The twenty-four page activity contains sixteen free response questions.  Answers are not provided. 
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Lesson Plan
Curated OER

More of DeMoivre's Theorem

For Teachers 10th - 11th
Students identify DeMoivre's Theorem. In this precalculus lesson plan, students derive the law of sine and cosine as it relates to DeMoivre's Theorem. They identify the best time to use these formulas.
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Lesson Plan
Curated OER

Law of Cosines

For Teachers 7th - 9th
Students model scenarios using functions and their properties. In this trigonometry lesson, students calculate the angles of sine, cosine and tangent. They perform operation using a calculator.
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Lesson Plan
Curated OER

Using Trigonometric Ratios

For Teachers 10th - 11th
Students solve problems using sine and cosine. In this trigonometry lesson, students apply the properties of sine and cosine to solve triangular problems. They identify when to use law of sines using angle-side relationships.
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Worksheet
Curated OER

Inverse Trig Functions: Domain and Range

For Students 9th - Higher Ed
In this trigonometric functions learning exercise, learners calculate the domain and range of the three basic trig functions. There are 6 equations.
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Interactive
Curated OER

Inverse Trig Functions: Chain Rule

For Students 9th - Higher Ed
In this trigonometric functions worksheet, students differentiate inverse trigonometric functions using the chain rule. There are 15 questions.
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Worksheet
Curated OER

Convert: Logarithm Form to Exponent Form

For Students 9th - 12th
In this exponential worksheet, learners convert whole number logarithmic forms to exponential form and then evaluate the numbers.  There are 7 questions.
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Worksheet
Curated OER

Ten Rationalizing the Denominator Problems

For Students 8th - 11th
In this rationalizing the denominator worksheet, students solve seven multiple choice  and three free-response problems containing radical expressions. The solutions are provided.
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Interactive
Curated OER

SAT Practice Test

For Students 9th - 12th
In this secondary mathematics worksheet, students assess their readiness for the SAT test.  The one page, interactive worksheet contains ten problems.  Solutions are not provided. 
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Worksheet
Curated OER

Ant, Bat, Cat

For Students 9th - 12th
In this secondary mathematics learning exercise, learners determine the solution to a riddle involving an ant, a bat, and a cat and given three statements students must determine which statement is true.  The one page learning exercise...
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Worksheet
Curated OER

The BUDGET Truck Problem

For Students 10th - 11th
In this secondary mathematics learning exercise, students solve a problem which involves how far behind a rental truck must the driver of a car be so that he can see a stoplight from behind the truck.  The problem can be solved with...
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Worksheet
Curated OER

Limits of Trig Functions

For Students 9th - 11th
In this trigonometry worksheet, students solve 14 problems with trig functions by calculating and solving for the limit.
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Worksheet
Curated OER

Higher Order Differentiation and Implicit Differentiation

For Students 9th - Higher Ed
In this differentiation instructional activity, students calculate the first and second order derivatives and use implicit differentiation to solve 4 questions with multiple parts.
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Worksheet
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Using the Law of Sines and the Law of Cosines to Solve Triangles

For Students 10th - 12th
In this trigonometry worksheet, students apply the Law of Sines and Cosines to solving for missing sides of a triangle. There are 5 questions with an answer key.
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Worksheet
Curated OER

Write the Parts of the Circle in the Place Holders

For Students 9th - 11th
In this parts of a circle worksheet, learners place the names of 6 different parts of a circle in rectangular place holders. They use labels such as cord, secant, diameter, radius, tangent, and center.
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Interactive
Curated OER

Connect The Dots Trig. Identities

For Students 10th - 11th
In this trig. identities learning exercise, students connect the dots to equivalent values.  Then students find the isosceles right triangle formed.  Solutions are provided.
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Lesson Plan
Curated OER

Sound Wave Reflection

For Teachers 7th - 8th
Students explore sound waves. In this sound wave lesson plan, students determine the path traveled by sound waves in an acoustic room. Students consider how sound travels and reflects, then they calculate the rate sound travels at.
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Worksheet
Curated OER

Radian, The Snowman

For Students 10th - 12th
In this snowman worksheet, students label points on a circle with radian measures.  They identify the coordinates of the points outside the circle.  Students decorate the snowman.  This one-page worksheet contain 1 problm.  The answer is...