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Lesson Plan
Curated OER

Equations of Circles

For Teachers 10th - 12th
Learners will define circle and radius. For this radius lesson,  students are given a circumference, they will write an equation and sketch the circle. Learners will match graphs of circles to their equations.   
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Lesson Plan
Curated OER

Levers in the Body: They Are Not What You Might Think!

For Teachers 6th - 8th
Young scholars investigate lever systems in the human body and compare arm anatomy to model.  In this human levers lesson students graph and analyze their results.
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Worksheet
Curated OER

The Tower of Hanoi

For Students 8th - 12th
For this Hanoi problem, students explore the movement of eight circular discs fastened to a stand, all of different sizes.  Students find the smallest number of moves necessary to stack the discs from the largest to the smallest.  The...
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Interactive
Curated OER

Find the Radius of the Smallest Circle that Contains the Figure

For Students 9th - 10th
For this geometry worksheet, students calculate the radius of the smallest possible circle that contains the figure provided.  The complete solution is provided by clicking on the "show solution" button found below the problem.
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Worksheet
Curated OER

Circles: Finding Circumference

For Students 9th - 12th
For this circles worksheet, high schoolers find the circumference of 20 circles.  Students find the circumference given the radius, diameter, and area of various circles.
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Worksheet
Curated OER

Calculate the Radius

For Students 6th - 12th
In this radius instructional activity, students calculate the radius of a circle when the area is given to them. Students complete 5 problems total.
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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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Worksheet
Curated OER

Perimeter of a Cirlce

For Students 4th - 8th
In this perimeter of a circle worksheet, students calculate the perimeter of a circle where either the radius or area is already given. Students complete 6 problems.
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Worksheet
Curated OER

Perimeter of Circle Worksheet

For Students 6th - 9th
In this perimeter instructional activity, students find the perimeter of a circle.  This two-page instructional activity contains 4 problems.  Answers are provided on the last page.
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Worksheet
Curated OER

Surface Area of Cylinder Worksheet

For Students 6th - 8th
In this surface area learning exercise, students are given either the diameter or radius and the height of 8 cylinders. They calculate the surface area.
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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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Lesson Plan
Curated OER

Circumference, Diameter, Radius

For Teachers 6th
Sixth graders will determine the circumference, diameter, and radius of a circle. In this circle lesson plan, 6th graders will measure the appropriate amount to find these measurements on circles.
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Lesson Plan
Curated OER

Radius, Diameter and Circumference

For Teachers 8th - 10th
In this circle worksheet, students use a drawing of a circle. The diameter is given. Students find the radius, circumference and area of the circle. On the second problem, students are shown a circle with a hole inside it. They compute...
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Worksheet
Curated OER

Blank Circles

For Students 5th - 8th
In this circles learning exercise, students complete the radius, diameter, and circumference for each circle with one answer given to them. Students complete 4 problems.
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Lesson Plan
Curated OER

Finding the Circumference and Area of a Circle

For Teachers 6th
Sixth graders discover what circumference is.  In this measurement instructional activity, 6th graders identify the radius and diameter of different circles. Students discover how to find the area of a circle using the radius and diameter.
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Worksheet
Curated OER

Vectors

For Students 11th - Higher Ed
In this vectors worksheet, students solve and complete 6 various types of problems. First, they find an equation of a sphere with a given center point and endpoint of a radius at the point. Then, students find the scalar and vector...
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Worksheet
Curated OER

Vectors

For Students 11th - Higher Ed
In this vectors activity, students solve and complete 6 various types of problems. First, they find two unit vectors that are parallel to the given vector and illustrate. Then, students find parametric equations for the line that passes...
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Worksheet
Curated OER

Maximum and Minimum Points

For Students 11th - 12th
In this maximum and minimum points activity, students solve and complete 12 various types of problems. First, they find the area of the smallest triangle given the point of intersection. Then, students find the volume of a box that has...
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Worksheet
Curated OER

Geometric Figures

For Students 7th
In this geometric figures worksheet, 7th graders solve and complete 10 different problems that include measurement. First, they draw a reflection of a given shape over a line. Then, students draw a rotation of a different shape. They...
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Worksheet
Curated OER

Expressions and Operations

For Students 7th - 8th
In this expressions and operations worksheet, students solve and complete 5 different problems that include identifying expressions and using the order of operations. First, they determine the value of a given expression and its...
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Worksheet
Curated OER

Expressions and Operations

For Students 8th - 9th
In this expressions and operations worksheet, students solve and complete 5 different problems that include reading and solving each individual question. First, they determine the value of each equation given the variables. Then,...
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Worksheet
Curated OER

Geometry: Shapes, Area, Perimeter

For Students 6th - 8th
In this geometry worksheet, students match 5 shapes to several terms, determine the radius and diameter from 2 diagrams, and find the area and perimeter of 3 problems.
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Worksheet
Curated OER

Circumference and Area

For Students 6th - 8th
In this geometry worksheet, middle schoolers answer 10 questions regarding, circumference, area, time, calculating the radius if given a diameter, and polygon recognition.
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Worksheet
Curated OER

Geometry Glencoe Chapter 13 Test

For Students 8th - 12th
In this Geometry Chapter 13 review worksheet, learners complete 20 multiple choice questions and 1 bonus question regarding volume, dilation, and midpoint and distance between points of 3D objects.