Answer:
D. -9
Step-by-step explanation:

(6,2) is the fourth vertex
The correct answer is 8 1/3. Hope this helps!!
Answer:
23, 26, 29
Step-by-step explanation:Skip count by 3
To make it easier, I am going to simplify it.
4×16-16 ? 4×[24-2×(4+8)]
64-16 ? 4×[24-2×12]
48 ? 4×[24-24]
48 ? 4×[0]
48 ? 4×0
48 ? 0
48>0
The symbol is >, so the answer is A.