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Mathematics for IGCSE & O level - Scale Drawings (Section 2 - No. 15)

A plan of a building has a scale of 1 cm to 2 m. A wall is 3.5 cm long on the plan. How long is the wall in real life?
3.5 m
7 m
10.5 m
14 m

Vysvětlení

3.5 cm * 2 m/cm = 7 m

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