Curated OER
Parts of a Circle
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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Circumference of a Pumpkin
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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Finding the Circumference and Area of a Circle
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.
Alabama Learning Exchange
It's Around There Somewhere! Perimeter, and Circumference
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...
Alabama Learning Exchange
Ellipse
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...
Curated OER
Cecil the Centipede Is Carrying a Circle
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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Shapes
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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Caterpillar Circles
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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Understanding Pi.
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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Solving Problems
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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Circles: Circumference and Area
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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Vectors
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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Vectors
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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Circles Minilab
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.
Curated OER
Printing: go
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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Tracing Circles
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.
Curated OER
The Surface Area of a Cylinder
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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Measuring Angles
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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11.4 Practice B: Circumference and Arc Length
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...
Curated OER
Leveled Problem Solving Circumference of a Circle
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.
Curated OER
Review 13.1-13.2: Unit Circle
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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Challenge: Square and Circle
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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Geometry Circles
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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Maximum and Minimum Points
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...