Similarity, SMB-028

The floor plan of a home unit has been drawn to scale.

What is the total floor area of the home unit in square metres? (2 marks)

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`text{55.5 m}^2`

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`text{Conversion: 1000 mm = 1 metre}`

`text{Calculate area by splitting into 2 rectangles}`

`text{Area}`	`= 5.5 × 5 + (4.5 +2.5) xx 4`
	`= 55.5\ text{m}^2`