Answer:

Step-by-step explanation:
Let
and
.
The midpoint is calculated using the formula;

Substitute the coordinates to get;



I would say its D, but im not 100 percent sure
Answer:
The area is multiplied by 4
Step-by-step explanation:
4x4=16 (area 1)
4(x2)x4(x2)=64 (area 2 (with the measurements doubled)
64/16=4
Answer:
68
Step-by-step explanation:
the brackets make the 3 positive
I got -28.08695652. It doesn't repeat nor does it terminate