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Interactive
Curated OER

Tangents

For Students 10th - 12th
In this tangents worksheet, learners use tangent ratios to find the length of the sides of right triangles. This one-page worksheet contains 10 multi-step problems.  Answers are provided.
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Worksheet
Curated OER

Circles:Tangents and Chords

For Students 7th - 12th
In this circle learning exercise, learners solve classic chord-chord angle problems with the angle on, in, and outside the circle as well as chord-tangent problems. There are 20 questions. 
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Lesson Plan
Curated OER

Worksheet 10 - Limits

For Teachers Higher Ed
In this limits worksheets, students graph tangent lines and determine the slope of a secant line. This one-page worksheet contains six multi-step problems.
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Worksheet
Curated OER

Sine, Cosine, and Tangent Ratios

For Students 11th
In this ratios learning exercise, 11th graders solve and complete 8 various types of problems. First, they read each problems and draw a sketch for each. Then, students write a trigonometric ratio for each problem and round any decimal...
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Interactive
CK-12 Foundation

Tangent Graphs: Slope and Angle

For Students 10th - 12th Standards
Learning about tangents doesn't have to be a slippery slope. Pupils drag a point around a unit circle to see how angle affects the slope of a line. They individually answer a set of challenge questions to come to the conclusion that...
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Interactive
CK-12 Foundation

Fundamental Trigonometric Identities: Tangent Identity

For Students 10th - 12th
An identity that thieves can't steal  the tangent identity. Scholars manipulate ratios to investigate the tangent ratio and connect it to the sine and cosine ratios. An interactive that uses color coding helps with this task.
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AP Test Prep18:18
1
1
Flipped Math

Calculus AB/BC - Defining the Derivative of a Function and Using Derivative Notation

For Students 10th - 12th
Pupils learn how to find the derivative of a function by applying the definition using limits. Learners understand that the derivative provides the slope of the tangent line and use that information to find the equation of the tangent...
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Lesson Plan
EngageNY

The Definition of Sine, Cosine, and Tangent

For Students 9th - 10th Standards
Introduce your classes to a new world of mathematics. Pupils learn to call trigonometric ratios by their given names: sine, cosine, and tangent. They find ratios and use known ratios to discover missing sides of similar triangles. 
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Lesson Plan
Texas Instruments

Drawing a Line Tangent to a Circle

For Teachers 9th - 12th Standards
Explore lines tangent to a circle. In this math lesson, students manipulate circles and lines on a TI calculator. They draw a circle  and analyze perpendicular lines intersecting the circle in only one place. This activity works best if...
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Lesson Plan
Curated OER

Secants, Tangents and Arcs

For Teachers 9th - 12th Standards
Students identify chords and angles. In this geometry lesson, students calculate the length of the chords inside and outside of-the circle. They differentiate between tangent and secant lines.
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Lesson Plan
Curated OER

Tangent Properties

For Teachers 9th - 12th
Students explore properties of tangent lines.  In this properties of tangent lines lesson plan, students discuss the perpendicular relationship between a tangent line on a circle and the circle's radius.  Students use that relationship...
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Worksheet
Curated OER

Center of Mass, Tangent Line Error Bound

For Students 10th - 12th
In this center of mass learning exercise, students determine the center of mass of an isosceles triangle. They examine functions and determine the tangent error bound.  This one-page learning exercise contains 5 problems.
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Worksheet
Curated OER

Tangent

For Students 10th
For this tangent worksheet, 10th graders solve 10 different problems that include various tangent lines. They find the value of x using the tangent of each given angle of various triangles illustrated. Then, students identify and define...
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Worksheet
Curated OER

Senior Analysis: Review Functions and Tangents

For Students 10th - 12th
In this function worksheet, students find the equation of a line tangent to a given function. They identify the derivative of functions, This one-page worksheet contains 11 multi-step problems. Answers are provided on page two of the...
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Worksheet
Curated OER

Tangents and Circles

For Students 10th
In this tangents and circles learning exercise, 10th graders solve 10 different problems that include various tangents and circles. First, they determine in each diagram whether the segments shown are tangents or not. Then, students...
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Worksheet
Curated OER

Three Tangent Circles

For Students 9th - 12th
In this tangent circles learning exercise, students use pi to solve a problem involving tangent circles.  This one-page learning exercise contains 1 problem.  The answer is provided at the bottom of the page.
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Lesson Plan
Curated OER

Graph of the Tangent, cotangent, Secant, and Cosecant Functions

For Teachers Higher Ed
In this college level Pre-calculus worksheet, students examine the graphs of the Tangent, cotangent, secant, and cosecant functions.  Students find the intercepts and any asymptotes.   The seven page worksheet contains sixty-six...
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Worksheet
Curated OER

Differential Equations

For Students 12th - Higher Ed
In this differential equations instructional activity, students solve and complete 3 different parts of a problem. First, they sketch a slope field for the given differential equation on the axes provided. Then, students write an...
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Instructional Video8:36
Corbett Maths

Instantaneous Rates of Change

For Students 8th - 12th Standards
Here's a great lesson that looks at slope as an instantaneous change. Using an estimated tangent line, the presenter shows the class how to find an approximation for the instantaneous rate of change. Scholars determine the slope of the...
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Lesson Plan
West Contra Costa Unified School District

Introduction to Trigonometric Functions

For Teachers 9th - 12th
Scholars first learn the definitions of the sine ratio, the cosine ratio, and the tangent ratio. After mastering these definitions, they use the new information to solve triangles.
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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

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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Lesson Plan
Curated OER

Introduction to Tangent Lines using the TI-Nspire

For Teachers 9th - 11th
Students make mathematical argument using the concept of Limit. In this algebra lesson, student calculate the instantaneous rate of change from the linear graph. They use a TI-calculator to create a visual of the graphs.
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Lesson Plan
Curated OER

Pilots, Airplanes, and the Tangent of Three Degrees

For Teachers 9th - 12th
Students explore how to use trigonometry in the aviation field.  In this aviation lesson students complete trigonometry equations that show what planes should do to land their airplanes.

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