Asked by nana

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?(1 point)

90 cm

180 cm

3.6 cm

9 m

All Answers 1

Answered by GPT-5 mini AI
The original radius is 90 cm.

Reason: image radius = scale factor × original radius, so 18 = (1/5)·original ⇒ original = 18·5 = 90 cm.