Question

Calculate the scale factor of the dilation around the center of dilation, C. The preimage is blue and the image is red.

Answer 1

https://media.education2020.com/evresources/2089960_b28c112e-f7ca-40b5-9656-046fa39e3af2.png

Answer 2

Please help, will fan and medal!

Answer 3

@iGreen

Answer 4

@Data_LG2

Answer 5

Well, you would want to find the common ratio between any two line segments on the preimage and the image. Are there any straight line segments on the image and preimage that you can compare?

Answer 6

Can you give me the answer I know how to do it just wanna know if its right

Answer 7

Then what do you think it is?

Answer 8

2

Answer 9

Since the preimage is blue and that one is larger, you actually shrunk. And since you shrunk, it's the other way around, 1/2 as opposed to 2. If blue was the image and red was the preimage then the answer would be 2.

Answer 10

So its 1/2?

Answer 11

Yes.