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26-05-2020
Mathematics

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A scale diagram of a building is 2 cm : 10 m. If the length in the diagram is 3.5 cm, what is the actual length of the building

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kaleiberry kaleiberry

26-05-2020

Answer: 17.5 M

Step-by-step explanation:

A ratio of 2:10.

2/10 = 3.5/x

We can cross-multiply

2x = 3.5(10)

2x = 35 divide both sides by 2

x = 17.5 M

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