Answer:
im not sure if this is right
Step-by-step explanation:
demension 1: 9 X 10 demension 2: 10 x 4
A binomial squared is written like

So, we have 
So, we want to complete the square 
We can add and subtract 9 to write

Answer:
C) 60
Step-by-step explanation:
180 - 120
You subtract 16 from each side of the equation.
Then it will say exactly what number 'n' is.
_______________________________________
The equation is n + 16 = 9
On the left side, you subtract 16 from (n + 16) and you have 'n'.
On the right side, you subtract 16 from 9 and you have -7 .
Now the equation says n = -7
Answer:
I'm not really sure but it's 30% yellow and 15% green soo or it is 45% or 15% but idk (i don't know if i helped you but that's what I try to do.