Step-by-step explanation:
7^2+8^2=113
Then square root 113 which is 10.63 to 2.d.p
So x=10.63
Answer:
X is =12
i don't know
You have 3 + 2 + 2 which is the same as 7 on the other side.
3 + 2 + 2 is 7