March 14th is Pi Day. The third month and the 14th day relates to 3.14 which is pi to three significant figures. How many figures of pi can you memorise?
It is called Refreshing Revision because every time you refresh the page you get different revision questions.
A memory game to be projected to help the whole class revise the circle angle theorems.
Recognise and use the equation of a circle with centre at the origin and the equation of a tangent to a circle.
Find the matching pairs of circle diagrams and circle properties in this interactive online game.
A memory game to be projected to help the whole class revise the names for the parts of a circle.
A pairs game based around ten theorems about the angles made with chords, radii and tangents of circles.
Diagrams of the circle theorems to be projected onto a white board as an effective visual aid.
Show that you understand and can apply the circle theorems with this self marking exercise.
Practise using pi to calculate various circle measurements. There are six levels of difficulty.
Create your own dynamic geometrical diagrams using this truly amazing tool from GeoGebra.
Circle related questions requiring the answer to include a multiple of pi rather than an approximation.
One thousand digits of pi displayed on a full page ready to be projected for the whole class to see.
Arrange the stages of the proofs for the standard circle theorems in the correct order.
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