jcollis1017 jcollis1017

09-11-2017
Mathematics

contestada

The path of a rotating fan has a diameter of about 18 inches and a circumference of about 56 inches. The path of a smaller model of the fan has a circumference of about 9 inches. What is the diameter of the rotation path of the smaller model?

Respuesta :

10-11-2017

Proportionately the smaller diameter is 18×9/56=81/28=2.89”. Approximately 3 inches.

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