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Discovering Pi
Define terminology related to a circle. Practice accuracy in measuring and then create a spreadsheet based on data collected from solving for parts of a circle. Groups can have fun analyzing their data as it relates to Pi.
Mrs. Burke's Math Page
The Amazing Pi Race
Add a sense of excitement to your math class with this race across the country. Using their knowledge of all things circular, young mathematicians work in pairs answering a series of pi-related word problems as they hop from one city to...
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Circumference of Circle Worksheets
In this online math worksheet, students determine the circumference of a variety of circles given their diameter. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
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Circumference of Circle
In this circumference worksheet, students find circumference. Radius and diameter are given, as well as an answer key. Workspace is provided.
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Blank Circles
In this circles worksheet, students complete the radius, diameter, and circumference for each circle with one answer given to them. Students complete 4 problems.
Raytheon
Geometry: Circles
In this geometric circumference worksheet, 8th graders calculate the circumference of each of the 18 circles. The remaining pages of the worksheet include formulas and lesson ideas on finding the circumference of circles.
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Chapter 8 Worksheet 3 Circumference & Area
In this circumference and area worksheet, students determine the circumference and area of given circles. They find the area of shaded regions of circles and areas around circles. This two-page worksheet contains 18 multi-step problems.
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Perimeter and Circumference
In this geometry worksheet, 10th graders determine the perimeter of various polygons and the circumference of circles. The two page worksheet contains twelve problems. Answers are provided.
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Circles
For 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...
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Making a Six-pointed Star
In this polygon worksheet, students identify and create a six-pointed star by completing 6 steps. First, they use a compass to trace a circle with a given radius. Then, students draw a point on circumference of the circle and place the...
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Circles: Finding Circumference
In this circles activity, 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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Circumference of a Circle
In this circumference of a circle activity, 10th graders solve 10 different problems that include various illustrations of circles. First, they multiply pi by the given diameter of the circle. Then, students determine the radius by...
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Circles
In this circles activity, 10th graders solve and complete 16 various types of problems. First, they state the center and radius for the given equation and graph. Then, students determine if each point is on the circle, in its interior,...
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Circumference, Diameter, Radius
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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Circles
In this circles learning exercise, 4th graders view and study 4 circles and then write down the radius or diameter of each circle and estimate the circumference.
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Calculate Area Using Pi
Geometers find the area of four circles given their circumferences. Circumference is presented in the form of "numeral (diameter) x pi"; the answer key shows solutions as "numeral (radius squared) x pi," so computation is limited to...
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Exploring Circles
In this exploring circles activity, 10th graders solve 10 different types of problems that are related to determining the different measures of a circle. First, they define a circle and its center. Then, students refer to the given...
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Exploring Circles
In this exploring circles worksheet, 10th graders solve 12 different types of problems related to measuring circles in geometry. First, they refer to the figure on the sheet to name the center point, the three radii of the circle, the...
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Radius, Diameter and Circumference
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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Circles
In this math worksheet, young scholars solve 14 problems in which they calculate the diameter, radius, circumference and area of circles. There are no examples or formulas provided on this page; prior knowledge is assumed.
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Circles
In this circles worksheet, 10th graders solve 10 different problems that include determining various types of circles. They write the standard form of the equation of the circle with the given radius and center. Then, students solve each...
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The Circle's Measure
Pupils explore circumference and diameter. In this math lesson, students apply their knowledge of circumference and diameter to solve mathematical riddles. Pupils apply this knowledge to find circumference and diameter of various objects.
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Perimeter and Circumference
Students consider perimeter and circumference. In this lesson on perimeter, students will determine relationships between perimeter and circumference using real life examples.
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11.4 Practice B: Circumference and Arc Length
In 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...