In the image, two circles are centered at A. The circle containing B was dilated to produce the circle containing B′. What is th

Question

3 years ago

9

In the image, two circles are centered at A. The circle containing B was dilated to produce the circle containing B′. What is th

e scale factor of the dilation? A. 1 B. 2 C. 0.5 D. -0.5In the image, two circles are centered at A. The circle containing B was dilated to produce the circle containing B′. What is the scale factor of the dilation? A. 1 B. 2 C. 0.5 D. -0.5

Mathematics

1 answer:

natulia [17] · Answer 1 · 2022-11-06T09:49:59+03:00

natulia [17]3 years ago

3 0

Answer:

C. 0.5

Step-by-step explanation:

The diameter of B is from -2 to 2, which = 4 units.

The diameter of B' is from -1 to 1, which equals 2 units.

2/4 = 1/2 = 0.5 scale factor.