Floor plan of an L-shaped room.

Dimensions anticlockwise from the top are: 6 metres, 4 metres, 3.5 metres, 2 metres.

When you click on the picture, a slide show plays.

Slide 1

A vertical line divides the shape into two rectangles.

The audio says:

Split into two rectangles. Work out the areas and add them.

The total area is 14 square metres plus 5 square metres which is 19 square metres.

Slide 2

A horizontal line divides the shape into two rectangles.

The audio says:

Split into two rectangles. Work out the areas and add them.

The total area is 12 square metres plus 7 square metres which is 19 square metres.

Slide 3

A large rectangle, with a smaller one which fits in the bottom right corner.

The audio says:

Work out the area of the large rectangle. Subtract the area of the small rectangle.

The area is 24 square metres minus 5 square metres which is 19 square metres.

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