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Worksheet
Curated OER

Trigonometry

For Students 10th - 12th
In this right triangles worksheet, students use trigonometric ratios to determine the length of a side of a triangle or a missing angle measurement.  This two-page worksheet contains 20 problems.
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Worksheet
Curated OER

Trigonometry: Labeling, Formulas, Solving

For Students 11th - 12th
In this math activity, students label sides of right triangles as opposite, hypotenuse, and adjacent to the labeled angle. On the second page of the activity, students label the part of the right triangle marked with a question mark and...
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Worksheet
Curated OER

Trigonometry Homework

For Students 10th - 12th
In this right angles worksheet, learners 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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Assessment
Illustrative Mathematics

Sum and Difference Angle Formulas

For Students 9th - 12th Standards
Need practice deriving trigonometric angle formulas? With this worksheet, pupils derive the sum and difference formulas for cosine and tangent and the difference formula for sine. Scholars use the sine sum formula and other known...
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Assessment
Illustrative Mathematics

Finding Trig Values

For Students 9th - 12th Standards
Let's keep trigonometry simple. When given a cosine ratio, learners must use the clues about the quadrant to determine the sine and tangent ratios. The answer key has a complete worked-out solution to help guide pupils through the problem. 
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Worksheet
Curated OER

MT-A141 PreCalculus: Worksheet 6.2/6.3

For Students 10th - 11th
In this precalculus worksheet, students use their graphing calculator to determine the coordinates for given functions. They determine the values for cosine, sign, tangent, and secant of given equations. Given an angle of elevation,...
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Lesson Plan
Curated OER

Precalculus Pretest

For Teachers 9th - 11th
Students complete a pretest as practice for their review. For this precalculus lesson, students find the distance between points and the trigonometric identity of the sine, cosine and tangent. They solve problems using complex and...
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Activity
Curated OER

Sum and Difference angle formulas

For Teachers 10th - 12th Standards
Learners use the sum angle formula for sine to derive the sum and difference formulas for cosine and tangent. The level of difficulty is quite high. Learners must be familiar with trigonometric identities as well as the characteristics...
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Interactive
Curated OER

Trigonometry Math - Using a Calculator

For Students 9th - 12th
In this online math worksheet, students practice using their calculator to perform trigonomic functions. 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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Worksheet
Curated OER

PreCalculus Test Sections 5.1 - 5.2

For Students 10th - 12th
In this pre-calculus worksheet, students simplify given equations.  They prove given identities.  This two-page worksheet contains 12 multi-step problems. 
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Interactive
Curated OER

Trigonometry Worksheets

For Students 9th - 12th
In this online math instructional activity, students utilize elements of trigonometry in order to describe aspects of a right triangle. This excellent resource allows the students to check their answers, and to get "hints" should they...
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Lesson Plan
Curated OER

Powers of Trig Functions

For Teachers 10th - 11th
In this trigonometric worksheet, students solve integrals by substitution and the Pythagorean theorem. Students use their trigonometric functions to solve problems. This four-page worksheet contains 20 problems.
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Worksheet
Curated OER

Identity Worksheet

For Students 11th - Higher Ed
In this identity worksheet learners use trigonometric functions to prove given statements are true. This one-page worksheet contains fifteen problems.
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Worksheet
Curated OER

Senior Analysis: Trig Limits

For Students 11th - Higher Ed
In this trig limits activity, students evaluate the limits of given equations. They use trig derivatives and implicit differentiation to solve given equations. This three-page activity contains 27 multi-step problems.
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Worksheet
Curated OER

PreCalculus Test 3: Angle Measurement

For Students 10th - 12th
In this angle measurement instructional activity, students identify the domain and range of given problems.  They determine the amplitude, period and horizontal translation of given functions.  This two-page instructional activity...
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Organizer
Curated OER

Year 10 Trigonometry

For Students 11th - Higher Ed
In this math worksheet, students complete the graphic organizers while filling in the missing values by using the trigonometric ratios.
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Worksheet
Curated OER

Law of Sines

For Students 10th - 12th
For this Law of Sines worksheet, students use trigonometric ratios to determine angle measurement and/or the length of the side of a triangle. This one-page worksheet contains ten trigonometric ratio problems.
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Worksheet
Curated OER

Reference Angles and Triangles

For Students 10th
In this angles and triangles worksheet, 10th graders solve 10 different problems that relate to various types of reference angles and triangles. First, they determine the value of sine equal to a number of degrees. Then, students write...
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Worksheet
Curated OER

Worksheet 18

For Students 11th - Higher Ed
In this math worksheet, students solve the problems using the rules of Calculus. They focus upon using trigonometric rules to investigate the functions.
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Worksheet
Curated OER

Exact Trig Values of Special Angles

For Students 10th - 12th
In this special angles worksheet, students find the value of given trigonometric functions.  This four-page worksheet contains 30 problems.  Answers are provided on the last two pages.
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Unit Plan
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Mathematics Vision Project

Similarity and Right Triangle Trigonometry

For Teachers 10th - 12th Standards
Starting with similar triangles and dilation factors, this unit quickly and thoroughly progresses into the world of right triangle features and trigonometric relationships. Presented in easy-to-attack modules with copious application...
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Assessment
EngageNY

Algebra II Module 2: Mid-Module Assessment

For Students 10th - 12th Standards
Time for classes to show what they've learned. Use several tasks to assess understanding of the trigonometric functions, unit circle, radians, and basic trigonometric identities.
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Worksheet
Curated OER

Further Trigonometry

For Students 11th - Higher Ed
In this trigonometry worksheet, students solve for trigonometric functions. They convert between radians and angles using the properties of sine, cosine and tangent. There are 30 problems on this handout.
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Worksheet
Curated OER

Defining the Circular Functions

For Students 10th - 12th
In this calculus activity, students solve values involving trigs and the unit circle. They identify graphs of sine, cosine and tangents. They solve for angles using the unit circle and the calculator.