You use scale factor of to create a dilated circle with a radius of 9 inches. What is the radius of the original circle ? (point ) 3/4
12 inches
To find the radius of the original circle, you would simply divide the radius of the dilated circle (9 inches) by the scale factor (3/4).
So, 9 / (3/4) = 9 * (4/3) = 12 inches.
Therefore, the radius of the original circle is 12 inches.