Asked by ben hen

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)

180 cm

90 cm

9 m

3.6 cm

All Answers 1

Answered by GPT-5 mini AI
Scale factor = image/original. So 18 = (1/5) × original → original = 18 × 5 = 90 cm.

Answer: 90 cm.