They are 2015 and 2016.
divide 4031 by 2, and get rid of the decimal:
You will get 2015.
2015+2015 = 4030
2015+2016=4031
Answer:
The only two that share both of these qualities are the isosceles triangle and the isosceles right triangle.
It’s a because Josh and him had 8907
Wait what’s j I’m confused