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Interactive
Curated OER

Trigonometry Formula Worksheet

For Students 10th - 12th
In this trigonometry worksheet, students solve right triangle problems.  They find the sine, cosine and tangent of given triangles.  This on-line, interactive worksheet contains 6 problems.  Answers are provided.
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Worksheet
Curated OER

Using Trinonometry to Find Angle Measures

For Students 10th - 12th
In this trigonometric ratios worksheet, students find the missing angle of 20 triangles by using sine, cosine and tangent ratios. Students compute the angle measurement of given ratios for six problems.
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Worksheet
Curated OER

Trigonometry Homework

For Students 10th - 12th
In this right angles worksheet, students use trigonometric ratios to determine the length of a missing side or a missing angle of a right triangle.  This two-page worksheet contains 19 problems.
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Lesson Plan
Curated OER

Trigonometric Ratios

For Teachers 10th - 12th
Students measure and analyze angles. For this trigonometry lesson, students measure angles and distances use non-traditional techniques. They identify the different ratios of sine, cosine and tangent.
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eBook
Rice University

Algebra and Trigonometry

For Students 10th - Higher Ed Standards
Move on into trigonometry. An informative eBook takes the content of a College Algebra course and adds more relating to trigonometry and trigonometric functions. The content organization allows pupils to build upon their learning by...
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Instructional Video25:49
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2
Flipped Math

Unit Circle and Radians

For Students 9th - 12th Standards
Measure angles is easy as pi. Pupils review special right triangles to find exact values for trigonometric functions. Scholars learn about radians and how they connect to measurements in degrees. They find exact and approximate values of...
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Worksheet
Curated OER

Calculus Worksheet

For Students 12th - Higher Ed
In this calculus worksheet, learners solve 10 different problems that include determining the first derivative in each. First, they apply properties of logarithmic functions to expand the right side of each equation. Then, students...
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Worksheet
Curated OER

Worksheet 4 - Math 126: Sketching Polar Equations

For Students 9th - 12th
In this sketching polar equations worksheet, students solve 5 short answer and graphing problems. Students describe a curve given the equation of the curve in polar form. Students sketch a graph of the equation.
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Lesson Plan
Curated OER

Getting Triggy With It

For Teachers 9th - 12th Standards
The concept of sine and cosine is explored in this lesson where students graph sine and cosine graphs using a transformation application on the graphing calculator.  Students change the coefficients for the amplitude, period, frequency,...
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Lesson Plan
Curated OER

Sine

For Teachers 10th - 12th
In this sine worksheet, pupils use the trigonometry equation to find the sine of triangles. Students solve the sine for 10 triangle problems.
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Interactive
Curated OER

Law of Sines or Sine Rule

For Students 9th - 12th
In this online math worksheet, students construct triangles and squares by utilizing the sine rule. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific...
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Lesson Plan
Curated OER

Trigonometric Ratios

For Teachers 9th - 12th Standards
Learners investigate properties of the unit circle using sine, cosine and tangent. They analyze the answers to questions about the unit circle based on a right triangle.
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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

Modelling Periodic Phenomena

For Students 11th - 12th
For this Pre-calculus/Trigonometry worksheet, students determine the trigonometric function that best models the given data. The eight page worksheet contains explanation, examples, and twenty-one problems. Answers are not included.
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Worksheet
Curated OER

Trig Twisters

For Students 9th - 11th
In this trig activity, students use the law of sines, cosine, and tangent to solve problems. They work with a partner to find the measurement of angles to the nearest degree and the product of sines. This two-page activity contains 18...
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Worksheet
Curated OER

Law of Sines and Law of Cosines

For Students 9th - 11th
For this sine and cosine worksheet, students use the law of sines and law of cosines to find the required part of a triangle. Examples and explanations are provided. This three-page worksheet contains 24 problems. Answers are listed...
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Worksheet
Curated OER

Sine

For Students 10th
In this sine worksheet, 10th graders solve 10 different problems that include finding the sine in each figure shown. They determine the value of x in each situation. Then, students use the tangent line of the given angle to solve the...
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Worksheet
Curated OER

Law of Sines and Cosines

For Students 10th - 12th
In this sine and cosine worksheet, students solve given triangles using the law of sines and cosines. They determine the area of triangles. This three-page worksheet contains 12 multi-step problems.
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Worksheet
Curated OER

Trig Derivative Quiz

For Students 10th - 12th
In this trigonometry derivative quiz, students find the derivative of given functions.  This one-page worksheet contains 10 multiple-step problems.  This is a matching worksheet.  Answers are found at the bottom of the page.
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Lesson Plan
Curated OER

Trig Derivatives

For Teachers 10th - 12th
In this trigonometric derivative worksheet, pupils analyze the function and identify the derivative. This one-page worksheet contains approximately 20 problems.
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Worksheet
Curated OER

Trigonometric Functions

For Students 12th - Higher Ed
In this Calculus activity, students solve multiple detailed problems for four different Math concepts. They apply the concepts of Trigonometric ratios.
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Assessment
Illustrative Mathematics

Coordinates of Equilateral Triangles

For Students 9th - 12th Standards
Can it be constructed? The task poses the question whether it is possible to have an equilateral triangle with its vertices located at integer coordinates. Pupils work with their knowledge of trigonometric ratios and the Pythagorean...
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Worksheet
Curated OER

Trigonometric Functions

For Students 11th
In this trigonometric functions worksheet, 11th graders solve and complete 5 different sets of problems. First, they find each angle using angle addition/subtraction formulas as shown. Then, students prove each of the identities provided.
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Worksheet
Curated OER

Trigonometric Functions

For Students 11th
In this trigonometric functions worksheet, 11th graders solve 10 different problems that include applying various trigonometric functions in each. First, they determine the nearest degree that contains the measure of an acute angle...