Worksheet
Curated OER

Graphs and Equations of Conic Sections Practice Test

For Students 10th - 12th
In this conic section worksheet, students complete a thirty-one question practice test containing matching and problem solving conic equation and conic graph problems.  The solutions are provided.
Interactive
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Find the Radius of the Smallest Circle that Contains the Figure

For Students 9th - 10th
In this geometry learning exercise, 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.
Worksheet
Curated OER

Circles: Finding Circumference

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

Ten Multiple-Choice Circle Problems

For Students 9th - 10th
In this circle worksheet, students solve ten multiple-choice questions concerned with the area, radius, diameter, and circumference of a circle.  The solutions are provided by clicking on the "show answers" button on the bottom of...
Worksheet
Curated OER

Circumference of Circle

For Students 4th - 6th
In this circumference worksheet, students find circumference. Radius and diameter are given, as well as an answer key. Workspace is provided.
Worksheet
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Circumference

For Students 8th - 12th
In this circumference worksheet, students calculate the circumference of circles with equations including pie and measurements. Students complete 5 problems.
Worksheet
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Basic Circle Worksheet

For Students 3rd - 5th
In this circle worksheet, students identify center, radius and diameter of three circles. An answer key is included on page 2.
Worksheet
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Write the Parts of the Circle in the Place Holders

For Students 9th - 11th
In this parts of a circle worksheet, students place the names of 6 different parts of a circle in rectangular place holders. They use labels such as cord, secant, diameter, radius, tangent, and center.
Lesson Plan
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Area and Circumference of Circles

For Teachers 8th
Eighth graders find the area and circumference of circles. In this area and circumference of circles lesson plan, 8th graders follow a step by step lesson and then demonstrate the skills on their own with circles they are given.
Lesson Plan
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Perimeter and Circumference

For Teachers 5th - 8th
Learners consider perimeter and circumference. In this lesson plan on perimeter, students will determine relationships between perimeter and circumference using real life examples.
Worksheet
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Radian, The Snowman

For Students 10th - 12th
For this snowman worksheet, students label points on a circle with radian measures.  They identify the coordinates of the points outside the circle.  Students decorate the snowman.  This one-page worksheet contain 1...
Worksheet
Curated OER

Three Tangent Circles

For Students 9th - 12th
In this tangent circles instructional activity, students use pi to solve a problem involving tangent circles.  This one-page instructional activity contains 1 problem.  The answer is provided at the bottom of the page.
Worksheet
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Perimeter of a Cirlce

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

Perimeter of Circle Worksheet

For Students 6th - 9th
In this perimeter learning exercise, students find the perimeter of a circle.  This two-page learning exercise contains 4 problems.  Answers are provided on the last page.
Worksheet
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Perimeter of a Circle Worksheet

For Students 6th - 8th
In this perimeter of circles worksheet, middle schoolers find the perimeter of 6 circles given a diameter.  Students find the perimeter in terms of Pi.
Worksheet
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Surface Area of Cylinder Worksheet

For Students 6th - 8th
In this surface area worksheet, students are given either the diameter or radius and the height of 8 cylinders. They calculate the surface area.
Worksheet
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Name the Shaded Region

For Students 6th - 8th
In this shaded region worksheet, students read a Venn Diagram and name the designated shaded region.  This two-page worksheet contains 4 problems.  Answers are provided on the last page.
Lesson Plan
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Integers and Measurement

For Teachers 4th - 6th
In this integers and measurement worksheet, students solve 24 various types of problems as defined. They reduce all fractions to lowest terms. Then, students draw a diagram and show the measurements to the proper power and pi for the...
Lesson Plan
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Don't Burst My Bubble

For Teachers 6th - 8th
Middle schoolers practice using measuring techniques by examining bubbles.  In this geometry instructional activity, students utilize mathematic formulas to discover the circumference and diameter of soap bubbles they blow....
Lesson Plan
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Tangent Properties

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

For Teachers 6th - 8th
Students find the circumference of various round objects.  In this finding the circumference of various round objects lesson, students find the circumference of the Earth.  Students find the circumference of trees, tires, and...
Lesson Plan
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Discovering Pi

For Teachers 6th
Sixth graders discover Pi.  In this discovering Pi lesson, 6th graders measure the diameter and circumference of various circular objects.  Students record their measurements in a table.  Students discuss how Pi relates to...
Interactive
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All About Circles

For Students 6th - 8th
In this all about circles worksheet, students interactively answer 10 multiple choice questions about circles, then click to check their answers.