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These are the Transum resources related to the statement: "Pupils should be taught to calculate arc lengths, angles and areas of sectors of circles".

Here are some specific activities, investigations or visual aids we have picked out. Click anywhere in the grey area to access the resource.

Here are some exam-style questions on this statement:

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*The diagram shows a sector of a circle, centre O, with one angle shown as being 110°. If the radius of the circle is 8cm calculate:*" ... more - "
*A yellow equilateral triangle has been painted on a purple sector. The side OC is 20cm and OA is 12cm. Calculate the area of the purple region ABCD as a percentage of the area of the whole sector OCD.*" ... more - "
*A circle is drawn inside a square so that it touches all four sides of the square.*" ... more - "
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*Three crayons are held together with an elastic band. The diagram below shows the end of the crayons and the elastic band.*" ... more - "
*The following diagram shows a circle with centre O and radius 9 cm.*" ... more - "
*Two identical small yellow circles are drawn inside one large circle, as shown in the diagram. The centres of the small circles lie on the diameter of the large circle. The part of the large circle that is outside both small circles is painted red.*" ... more

Click on a topic below for suggested lesson starters, resources and activities from Transum.

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