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Worksheet
Curated OER

Parts of a Circle

For Students 7th - 9th
For this geometric shapes worksheet, learners respond to questions that require them to identify chords, radii, diameters and centers of 4 circles.
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Lesson Plan
Curated OER

Circumference of a Pumpkin

For Teachers 4th
Fourth graders watch a video and find the circumference of a pumpkin. In this circumference lesson, 4th graders watch a video to help them find the circumference of their pumpkins. Students define the word circumference on their data...
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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 lesson, 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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Lesson Plan
Alabama Learning Exchange

It's Around There Somewhere! Perimeter, and Circumference

For Teachers 6th - 8th Standards
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter.  Learners use...
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Lesson Plan
Alabama Learning Exchange

Ellipse

For Teachers 9th - 12th Standards
Students explore the concept of ellipses. In this ellipses instructional activity, they construct ellipses on their paper and follow directions on a worksheet that allow them to investigate an ellipse in more depth by looking at the...
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Lesson Plan
Curated OER

Cecil the Centipede Is Carrying a Circle

For Teachers Pre-K - K
In this circles worksheet, students learn to draw and recognize circles. Students trace two dotted examples before drawing some of their own. Students color all the circles in a row of geometric shapes.
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Worksheet
Curated OER

Shapes

For Students Pre-K - 1st
In this learning shapes worksheet, students practice their fine motor skills as they trace the square, triangle, rectangle, and circle shapes.
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Worksheet
Curated OER

Caterpillar Circles

For Students K - 1st
For this shape recognition worksheet, students trace the circles in the caterpillar and color them each a different color. Students then trace the 6 circles at the bottom of the page.
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Lesson Plan
Curated OER

Understanding Pi.

For Teachers 8th - 9th
Students study the relationship between circumference and diameter to come up with Pi. "In this pi lesson, students measure, record and find the ratio "circumference/diameter" and their average which is an approximation of pi.
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Worksheet
Curated OER

Solving Problems

For Students 10th - 12th
For this solving problems worksheet, students determine the area of a rectangle inscribed in a circle. They estimate distance between given planets. This two-page worksheet contains 2 multi-step problems.
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Worksheet
Curated OER

Circles: Circumference and Area

For Students 8th - 11th
In this circle worksheet, students calculate the circumference and area of given circles. They determine the perimeter of a shaded area, and give explanations to support problems. This two-page worksheet contains 3 multi-step problems.
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Worksheet
Curated OER

Vectors

For Students 11th - Higher Ed
In this vectors instructional activity, 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...
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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 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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Lesson Plan
Curated OER

Circles Minilab

For Teachers 3rd - Higher Ed
Young scholars learn how to measure the diameter and circumference of a circle. For this circle lesson, students organize their data to create a graph. Young scholars utilize their graph to make an inference about the slope of pi.
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Worksheet
Curated OER

Printing: go

For Students Pre-K - K
In this printing lesson, students trace, write, and circle the word go. Students trace 5 words, have 2 lines to write, and circle 2 words.
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Worksheet
Curated OER

Tracing Circles

For Students Pre-K - 1st
In this tracing circles worksheet, students use their fine motor skills to trace the 4 circles in each row and then practice drawing circles independently on the back of the paper.
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Lesson Plan
Curated OER

The Surface Area of a Cylinder

For Teachers 5th - 6th
Students measure the circumference of a cylinder. In this cylinder lesson plan, students use round container lids and flexible rectangles to measure the circumference of the cylinder. They put the shapes together to make their own...
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Worksheet
Curated OER

Measuring Angles

For Students 10th
In this measuring angles worksheet, 10th graders solve and complete 26 various types of problems. First, they use a protractor to find the measurement of each angle. Then, students state the Angle Addition Postulate for the three angles...
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Worksheet
Curated OER

11.4 Practice B: Circumference and Arc Length

For Students 9th - 12th
For this circumference and arc length worksheet, students determine the circumference, radius, and arc length of circles. They find the area of a shaded region within a circle. Students determine the probability that a randomly chosen...
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Worksheet
Curated OER

Leveled Problem Solving Circumference of a Circle

For Students 6th
In this geometry worksheet, 6th graders solve 6 word problems in which they find the circumference of items that are circles. They find the circumference of items such as a basketball hoop, a cereal bowl, and a circular frame.
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Worksheet
Curated OER

Review 13.1-13.2: Unit Circle

For Students 10th - 12th
In this unit circle learning exercise, 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...
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Worksheet
Curated OER

Challenge: Square and Circle

For Students K - 2nd
In this shape instructional activity, students color squares orange, circles blue, and count and write the numbers of each shape present. A clown is shown juggling the shapes.
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Worksheet
Curated OER

Geometry Circles

For Students 9th - 11th
In this circle worksheet, students find the measure of identified angles. Students are given the measurement of arcs and of the central angle in a circle. This two-page worksheet contains 45 problems. Answers are provided on page two...
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Worksheet
Curated OER

Maximum and Minimum Points

For Students 11th - 12th
In this maximum and minimum points worksheet, 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...