HELPPP ASAPPPPPPP !!!!!!

Answer:
ok so it would be square root 2
Step-by-step explanation:ok so it would be square root 2
ok so it would be square root 2
ok so it would be square root 2
ok so it would be square root 2
ok so it would be square root 2
ok so it would be square root 2
ok so it would be square root 2