If you use a scale factor of 1/5 to create a circle with a radius of 18 cm, the radius of the original circle you dilated would be 18 cm * 5 = 90 cm.
The correct answer is C. 90 cm.
If you use a scale factor of 1/5 if you create a circle with radius 18 cm, what is the radius of the original circle you dilated?
A. 180 cm.
B. 3.6 cm.
C. 90 cm.
D. 9 M
1 answer