Curated OER
Circle Problems - Radius, Diameter, Circumference and Area
In this online math worksheet, students determine the radius, circumference, diameter and area of circles. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A...
Curated OER
Circumference of Circle Worksheets
In this online math learning exercise, 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...
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Ten Multiple-Choice Circle Problems
In this circle instructional activity, 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...
Curated OER
All About Circles
In this all about circles worksheet, middle schoolers interactively answer 10 multiple choice questions about circles, then click to check their answers.
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Circles
In this geometry activity, 10th graders determine the circumference and area of a circle given either the diameter or the radius. The one page interactive activity contains ten questions. Answers and hints are included.
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My Test Book: Area and Perimeter
In this online interactive math skills worksheet, learners solve 10 multiple choice math problems regarding area, perimeter, and circumference. Students may submit their answers to be scored.
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Using Proper Tools to Solve Problems-Pre Test
In this using proper tools worksheet, students answer a set of 10 multiple choice questions. Students may click on a link to see answers and may print worksheet out.
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Using Proper Tools to Solve Problems I
In this tools for problem solving worksheet, students complete a set of 10 multiple choice questions. Worksheet is labeled as a "post test." Answer link provided.
Curated OER
Math on the Ragbrai-Using the Proper Tools to Solve Problems
In this problem solving tools activity, students complete a set of 10 multiple choice questions. Worksheet is labeled as a "pre test."
Curated OER
Have You Got the Angle?: Pre Test
In this angles worksheet, students complete multiple choice questions about the shape and number of angles. Students complete 10 questions total.
Other
Circles/circumference Interactive Learning Sites for Education
Includes record sheets and interactive media exploring circles and circumference from general parts of the circle to the relationship of the circle parts.
Calculator Soup
Calculator Soup: Circle Calculator
Use this circle calculator to find the area, circumference, radius, or diameter of a circle. Given any one variable A, C, r or d of a circle you can calculate the other three unknowns.
Government of Alberta
Learn Alberta: Exploring the Diameter and Circumference
This multimedia site offers a beginner's guide to understanding the relationship between the diameter and circumference of a circle. This Learn Alberta site offers a video [1:44], interactive exercises and printable extended exercises.