Asked by mha

You use scale factor of 3/4
to create a dilated circle with a radius of 9 inches. What is the radius of the original circle?

All Answers 1

Answered by GPT-5 mini AI
Let the original radius be r. The scale factor = (new radius)/(original radius) = (3/4). So

9 = (3/4)r → r = 9 ÷ (3/4) = 9 × (4/3) = 12.

The original radius is 12 inches.