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Lesson Plan
Curated OER

WHY DOES MONEY HAVE VALUE?

For Teachers 9th - 12th
High schoolers learn that money has value by examining the history, meaning of money. market structures and pricing. In this analysis lesson, students use exchange rates to find the cost of an item different currencies.
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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

Trigonometric Graphs: Vertical Shift and Stretching

For Students 10th - 12th
In this trigonometric graph learning exercise learners describe the period, amplitude and vertical shift of given functions. They graph the trigonometric function. This four-page learning exercise contains 16 multi-step problems.
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Worksheet
Curated OER

Review 13.1-13.2: Unit Circle

For Students 10th - 12th
In this unit circle worksheet, students find the sine, cosine, tangent, cotangent, and co-secant of given values. They determine the exact value of trigonometric ratios. Students convert from degrees to radians. This two-page worksheet...
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Worksheet
Curated OER

Trig Word Worksheet 2: Angle of Depression

For Students 10th - 12th
In this angle of depression worksheet, students determine the angle of depression, find the horizontal distance, and determine the angle of elevation. This two-page worksheet contains nine multi-step problems.
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Worksheet
Curated OER

Unit Circle & Trig Functions

For Students 10th - 12th
In this trig functions worksheet, learners determine the exact value of given trigonometric functions. They label degrees, radians and coordinates of given points on a circle. This two-page worksheet contains approximately 20 multi-step...
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Worksheet
Curated OER

Pythagorean Theorem Worksheet

For Students 8th - 11th
In this Pythagorean theorem worksheet, students solve 24 problems in which they find the missing side of a ride triangle given the length of 2 sides.
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Worksheet
Curated OER

Law of Sines and Law of Cosines

For Students 9th - 11th
In 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 at...
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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

Trigonometry Worksheet

For Students 10th - 12th
In this trigonometry activity, students use the law of sines to find the length of a missing side of a triangle. They prove trigonometric identity and use Heron's formula to find the area of a triangle. This two-page activity contains...
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Worksheet
Curated OER

Missing Angles

For Students 10th - 11th
For this missing angle worksheet, students use trigonometry ratios to determine the measurement of a missing angle. Students identify sine, cosine and tangent ratios. This one-page worksheet contains ten problems.
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Worksheet
Curated OER

Area of Triangle Using Trigonometry

For Students 10th - 12th
In this trigonometry worksheet, learners determine the area of triangles using the trigonometry ratios of sine, cosine, and tangent. This one-page worksheet contains ten problems.
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Worksheet
Curated OER

Using a Calculator (Sine, Cosine, Tangent)

For Students 10th - 11th
In this calculator instructional activity, students use a calculator to solve given trigonometric ratios. They determine the sine, cosine and tangent of expressions. This one-page instructional activity contains ten problems.
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Worksheet
Curated OER

Tangent of a Point

For Students 10th - 11th
In this tangent worksheet, students find the tangent of one point when given the length of the sides of a triangle. This one-page worksheet contains ten problems.
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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

Numerical Practice with Big Circles

For Students 10th - 11th
In this numerical practice worksheet, students determine the measurement of given angles. Using trigonometry ratios, they find the measurement of ten angles on this one-page worksheet.
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Worksheet
Curated OER

Constructions and Angles

For Students 6th - 10th
For this triangle constructing and classifying worksheet, students read through a tutorial on triangles and angles. Then, students complete 17 exercises in which they answer questions about angles and triangles. By clicking on the...
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Lesson Plan
Curated OER

Trigonometry Involving Figures - Week 11

For Teachers 10th - 11th
In this trigonometry worksheet, students use trigonometric functions to determine the measurement of angles and the length of sides in given figures. Most figures are comprised of rectangles containing parallel and perpendicular lines,...
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Worksheet
Curated OER

Geometry Involving Figures - Week 12 (Ratio and Surface Area)

For Students 10th - 12th
In this ratio and surface area instructional activity, students find the ratio of surface area of one figure to another. They determine the length of sides and angles through similar figures. Students use trigonometric ratios to find the...
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Lesson Plan
Curated OER

Trigonometry - Week 9

For Teachers 10th - 12th
In this trigonometry worksheet, learners use the sum-to-product formula, and the law of sines and cosines to solve trigonometry problems. This two-page worksheet contains eight problems.
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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

Trigonometry: Worksheet for Test #4

For Students 10th - 11th
In this trigonometry worksheet, students determine whether given mappings are functions. They evaluate 5 functions for a given x value. Students graph 2 functions. They determine which ordered pairs are solutions to given functions....
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Lesson Plan
Curated OER

Exploring Trigonometric Functions

For Teachers 9th - 12th
Students are introduced to the characteristics of trigonometric functions. In groups, they analyze graphs of sine and cosine to determine the lengths of a triangle. They compare and contrast the graphical and numerical characteristics...
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Lesson Plan
Curated OER

The Unit Circle

For Teachers 9th - 11th
Students relate the trigonometric functions to the coordinates of the unit circle with access to explorelearning.com. They determine the signs of trigonometric functions in each quadrant.