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40 reviewed resources for tangency

3:01
Lesson Planet

What is a Tangent Line to a Circle?

For Teachers 9th - 11th
This video defines what it means for a line to be tangent to a circle. It also defines the term point of tangency and shows how the radius drawn to the point of tangency is perpendicular to the tangent line.
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Points of Tangency

For Students 9th - 10th
In this geometry worksheet, students identify the point of tangency on an inscribed circle. They solve problems involving circumscribed triangles and circles. There are 9 questions.
1 In 1 Collection
EngageNY

Properties of Tangents

For Teachers 9th - 12th Standards
You know about the tangent function, but what are tangent lines to a circle? Learners investigate properties of tangents through constructions. They determine that tangents are perpendicular to the radius at the point of tangency, and...
5:02
Lesson Planet

Equation of a Tangent to a Circle

For Students 8th - 12th Standards
Don't go off on a tangent—let the video do the talking! A video lesson demonstrates how to write the equation of a line tangent to a circle given the point of tangency and the equation of the circle. The instructor explains both a...
Lesson Planet

THE MEAN INDEX CARD

For Teachers 6th - 8th
Middle schoolers cut an index card to create three similar right triangles and explore the congruencies and proportions that exist. They investigate the properties of lines and concepts of congruency, similarity, tangency and symmetry of...
Lesson Planet

Circles

For Students 10th
In this circles worksheet, 10th graders solve and complete 13 various types of problems. First, they solve each set of triangles for the given variable. Then, students name a radius, a diameter, a tangent, a secant, a point of tangency,...
Lesson Planet

Tangent Lines

For Students 10th
In this tangent lines learning exercise, 10th graders solve and complete 13 various types of problems. First, they solve the right triangles for the variables shown. Then, students name a radius, a diameter, a tangent, a secant, a point...
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Linear Approximation

For Teachers 9th - 12th Standards
Pupils practice examining the tangent to a function to estimate the value of the function near the point of tangency. They view errors associated with those approximations, determine overestimates and find intervals that guarantee a...
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Arc and Angles Formed by Secants and Tangents

For Students 9th - 11th
In this calculus learning exercise, students solve problems by finding the line of tangency and measure of the arcs and angles form by a secant line. There are 9 questions.
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Relationship between tangent, secant side length

For Students 10th - 12th
In this calculus worksheet, students calculate the relationship between a line of tangency and a secant side length. They are given the formulas to solve their problems. There are 9 problems.
Lesson Planet

Circles

For Teachers 10th
Tenth graders explore and define the radius and diameter of a circle. For this geometry lesson, 10th graders calculate the circumference and area of a circle using real world objects and shapes. They discuss chords and lines tangent to a...
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Intro to Derivatives

For Students 11th - 12th
In this calculus worksheet, students find the line tangent to a curve using the derivative. They graph the slope and identify the line of tangency. There are 6 questions.
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Tangents to a Circle

For Teachers 9th - 10th
Learners construct tangent lines. In this geometry lesson, students identify the point of tangency, secant and tangent lines. They graph the lines on the Ti and make observations.
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Inverse Trig Functions

For Students 11th - Higher Ed
In this inverse trig functions activity, students solve and complete 8 different types of problems. First, they find the derivatives of each inverse trig function shown. Then, students find the arc degree of each function.
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Math: Tangents

For Teachers 9th - 10th
Students discover how to recognize tangents and how to use their properties. They investigate and use the properties of angles, arcs, chords, tangents, and secants. Students use two tangents and the properties of similar triangles to...
Lesson Planet

Two Wheels and a Belt

For Teachers 9th - 10th Standards
Geometry gets an engineering treatment in an exercise involving a belt wrapped around two wheels of different dimensions. Along with the wheels, this belt problem connects concepts of right triangles, tangent lines, arc length, and...
Lesson Planet

Communications and the Lunar Outpost

For Teachers 9th - 12th Standards
Can you hear me now? Groups use given information about communication on the moon to determine the maximum distance an astronaut can travel and stay in communication. Using the calculations, they determine what lunar features they can...
Lesson Planet

Newton's Method

For Teachers 12th
Twelfth graders explore Newton’s Method of using the derivative of a function to approximate the zeros of a function.  In this calculus lesson plan, 12th graders examine how and why Newton’s method works.  Students use the TI-89...
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Geometry Review

For Students 10th
In this geometry review learning exercise, 10th graders solve and complete 33 different problems that include identifying various geometric figures and parts of a circle. First, they find the radius of each circle given its diameter....
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Circles

For Students 10th
In this circles worksheet, 10th graders solve and complete 20 different problems related to various circles. First, they find the radius and diameter of a circle with a given circumference. Then, students determine the measure of each...
Lesson Planet

Economics Term Review

For Students Higher Ed
If you are preparing your economics class for a final exam, this tool could be very helpful. Whether you pick and choose or use all 85 prompts, an entire course in both micro and macro economics can be found in this 3-page review. Both...
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Slope Right Up

For Teachers 6th - 8th
Middle schoolers use triangles to find the length and slope of each side. After connecting the vertices, they add points based on their specific instructions. They use the Pythagorean Theorem to complete a worksheet to end the...
Lesson Planet

Writing Equations for Tangent and Normal Lines

For Teachers 9th - 12th
High schoolers explore the concept of tangent and normal lines.  In this tangent and normal lines lesson, students use their Ti-89 calculator to find tangent and normal lines to a linear and quadratic equations.  High schoolers find the...
Lesson Planet

Worksheet Five: Limits and Derivatives

For Students 12th - Higher Ed
In this limits and derivatives worksheet, students evaluate given equations with specified limits. They find the derivative of given equations, determine the slope of a line, and find the Taylor polynomial approximation under given...

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