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Nelson Education > School > Mathematics K-8 > Math Focus > Grade 7 > Student Centre > Surf for More Math > Chapter 5 - Lesson 3
 

Surf For More Math

CHAPTER 5: MEASUREMENT

Lesson 3: Exploring Circumference and Diameter

Goal

Investigate the relationship between the diameter and circumference of a circle.

Instructions for Use

Circumference, Perimeter of a Circle

Drag the orange dots to move and resize the circle. Note the radius changes and the circumference is calculated for that radius. Read through the information on the different formulas that reflect the relationship between circumference, diameter, and radius of a circle.

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