Answer:

Step-by-step explanation:


Answer:
1 5/7
Step-by-step explanation:
I literally just took the test so yeah
Answer:
9:12 and 12:16
Step-by-step explanation:
3/4 = 0.75
9/12 = 0.75
12/16 = 0.75
I would go with D.
Try drawing it out. When you do you realize that y=6 is a horizontal line and x=? would have to be a vertical line because a line that it x= anything is a vertical. Because we are not given the "?" the slope is undefined.
10 ft
4 sides
10x4=40
Perimeter=40 ft