The coordinates of the image of line segment RT are R’(-2, -4) and T’(4, 4). The image was produced by a dilation with a scale factor of ½ centered at the origin. What are the coordinates of the endpoints of the pre-image?

my answer is$ 12

step-by-step explanation:

because 15 -2=12

1. 8

2. 9

3. 20

4. 3

5. 17

6. 2.2

7. 11.25

8. 1

9. 14

10. 2

step-by-step explanation:

thats the first half

cross multiplying, we get :

⇒ (3) × (5) = (9) × (x)

⇒ 15 = 9x

think the answer is 30 degrees. if not than it is 20 degrees. not 100% sure. let me know if it was right.

gill russ