Circle Theorems

Click on a picture above for a large version and interactive model or show a theorem at Random.

Drag and Drop

Proof of Circle Theorems

Arrange the stages of the proofs for the standard circle theorems in the correct order with this drag-and-drop activity.

The short web address is:

Transum.org/go/?to=provetheorem

Game

Circle Theorem Pairs

A pairs game based around ten theorems about the angles made with chords, radii and tangents of circles.

The short web address is:

Transum.org/go/?to=circletheorempairs

For Printing

Circle Theorem Worksheet

One page of ready-drawn circles for pupils to draw their own diagrams followed by two pages of questions.

The short web address is:

Transum.org/go/?to=circletheoremworksheet

Circle Theorems Exercise

Show that you understand the circle theorems with this self marking exercise of traditional circle angle questions.

The short web address is:

Transum.org/go/?to=circleangles

There are also Circle Theorems Pairs games, a Circle Theorems Worksheet and a Circle Theorems Online Exercise available.


Featured Activity Practice Papers Mathematics GCSE(9-1) Higher style questions and worked solutions presented as twenty short, free, practice papers to print out.	This is a Shine+Write visual aid designed to be projected onto a whiteboard for whole class exposition. You can find other popular visual aids on our Shine+Write page. Find out about the latests developments on this website by signing up for a Transum Subscription. You will receive a regular newsletter and have access to the answers to most of the puzzles and activities on this site.

	Recently Updated Changing The Subject Rearrange a formula in order to find a new subject in this self marking exercise. So far this activity has been accessed 24919 times and 13621 people have earned a Transum Trophy for completing it.