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Circumference of Circles – Radius & Diameter Worksheet

Find the circumference of ten circles using their radius or diameter.
Grades
Grade 7, Middle School
File type
PDF
Preparation
Print ready

Updated Jul 25, 2021

Subject
Math, Geometry, Measurements
Topic
Circumference, Radius
Resource types
Worksheets & Printables, Worksheets
Preparation
Print ready
Standards
7.G.B.4

About this resource

What's inside this resource

This circumference of circles worksheet is a great resource for students to find the circumference of circles using the radius or diameter. This is a great way for students to practice their skills and to learn more about math.

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Choose the correct circumference calculation when given a radius or diameter.

Teaching tips

  • Before calculating, have students mark whether each measurement is a radius or diameter. Ask them to explain why a radius must be doubled.

  • Use one example to estimate the circumference as a little more than three diameters, then compare the calculated result with that estimate.

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Curriculum

Standards, concepts & topics

Standards

  • 7.G.B.4 — Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.

Core concepts

  • Circle Circumference

  • Radius and Diameter

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