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a model house is 12 cm long if it was built with a scale factor of 3 cm equal to 7 feet then how long is the house in real life

Sagot :

ANSWER:

28 feet

STEP-BY-STEP EXPLANATION:

We can determine the actual size of the house, since we know the ratio between centimeters and feet, just like this:

[tex]12\text{ cm}\cdot\frac{7\text{ ft}}{3\text{ cm}}=28\text{ ft}[/tex]

The house is 28 feet in real life.