Question

If you use a scale factor of 1/5 to create a circle with radius 18 cm, what is the radius of the original circle you dilated?

Answers

GPT 3.5
To find the radius of the original circle, we need to divide the dilated radius by the scale factor.

The dilated radius is 18 cm.

The scale factor is 1/5.

So, the radius of the original circle is:

18 cm / (1/5) = 18 cm * 5 = 90 cm.

Therefore, the radius of the original circle is 90 cm.

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