Answer:
-4
Step-by-step explanation:
When the dilation center is the origin, the dilation factor is the ratio of dilated coordinates to original coordinates: 4/-1 = -12/3 = -4.
Answer:
19.25
Step-by-step explanation:
To find the area of a triangle, multiply the base by the height, and then divide by 2.
Answer:
7/12
Step-by-step explanation:
i think this is right sorry if wrong