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These are the Transum resources related to the statement: "The circle: length of an arc; area of a sector".

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

- Areas of Composite Shapes Find the areas of combined (composite) shapes made up of one or more simple polygons and circles.
- Circles Practise using pi to calculate various circle measurements. There are six levels of difficulty.
- Parts of a Circle A sheet of circles with nine parts named. The pupil is asked to draw the named parts.

Here are some exam-style questions on this statement:

- "
*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 - "
- "
*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 - "
*The diagram below shows an isosceles right-angled triangle and two arcs of circles. The larger arc is part of a circle with its centre at D and the smaller arc is part of a circle with its centre at A.*" ... more

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

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