Loading please wait

The smart way to improve grades

Comprehensive & curriculum aligned

Try an activity or get started for free

Circle Parts

In this worksheet, students must know the names of parts of circles, including radius, diameter and circumference and know that the diameter is twice the radius.

'Circle Parts' worksheet

Key stage:  KS 2

Year:  Year 4 11+ worksheets

Curriculum topic:   Maths and Numerical Reasoning

Curriculum subtopic:   2D Shapes: Circles, Angles and Bearings

Difficulty level:  

Worksheet Overview

A circle can be drawn using a pair of compasses.

The distance set between the point and the pencil tip is called the radius.

The point marks the centre of the circle.

 

Circle and radius

 

The distance straight across from one edge to the other, going through the centre, is called the diameter.

 

Circle and diameter

 

The diameter is twice as long as the radius.

The radius is half the length of the diameter.



When we draw a circle, the pencil line around the perimeter is called the circumference.

It is a curved line.

Circumference

What is EdPlace?

We're your National Curriculum aligned online education content provider helping each child succeed in English, maths and science from year 1 to GCSE. With an EdPlace account you’ll be able to track and measure progress, helping each child achieve their best. We build confidence and attainment by personalising each child’s learning at a level that suits them.

Get started
laptop

Try an activity or get started for free

  • National Tutoring Awards 2023 Shortlisted / Parents
    National Tutoring Awards 2023 Shortlisted
  • Private-Tutoring-WINNER-EducationInvestor-Awards / Parents
    Winner - Private Tutoring
  • Bett Awards Finalist / Parents
    Finalist
  • Winner - Best for Home Learning / Parents
    Winner - Best for Home Learning / Parents