Answer:
Well, it's the perimeter, so...40.
You just calculate the perimeter of a rectangle with the lenght of 12 and width of 8, by the formula

or you can factor it out.
Answer:
I think they are SAS but I'm not sure
Answer:
it is b
Step-by-step explanation:
I THINK the answer is compatible numbers.............. but I'm pretty sure it is compatible numbers
Answer-
√(-1 - -7) 2 + (-5 - 7) 2
Step-by-step explanation:
This would be the equation if i am not mistaken. Hope it helps, have a great day!