11 is 110 for x and y
12 is 90 degrees for x and y
13 is also 90 degrees for x and y
Answer:
372.5
Step-by-step explanation:
Order the numbers least to greatest:
110, 345, 400, 640
Add the two middle numbers:
345+400= 745
Divide 745 by 2:
372.5
It’s b because it’s -85 f so the planet is colder