Answer:
D: 13
Step-by-step explanation:

I hope I helped you! Please mark me brainiest if I am correct. Thanks!
Answer:
C
Step-by-step explanation:
(2,3) to (5,-4) its (3,-7) so you jus add (3,-7) to (6,-2) and it gives you (9,-9)
I dont know if it makes sense but yea
The perimeter is just the sum of all the side lengths, so you have

Answer:
1
Step-by-step explanation:
13 x 4 = 52
53 - 52 = 1