3. is the answer, as you can see D is one and a half units to the right of the y axis at a height of 3 units and C is one and a half units to the left of the y axis with the same height. So D is "reflected" about the y axis and only the x coordinate changes sign from positive to negative.
H 45%
you would add up the number of shaded squares and divide that by the total number of squares
Answer:
y=1/2x-2
Step-by-step explanation:
Hope this helps!
= x1 + x2/2 , y1 + y2/2
= 7+-1/2 , 1+(-1)/2
Midpoint = (3,0)
Answer:

Step-by-step explanation:
Multiply the fraction by the conjugate and solve (would explain more but you're on a time crunch)