It’s number 12!!!!! I know it already got answered
A because the formula is s^2h/3 and if you plug it in, it's A.
Hi there!

First we split up the square root into two parts.

Now we calculate the value of the square roots which have an integer as a solution

Multiplying the integers gives us our next step.

And finally we add up the roots.
It is
If you have a slope (which is before the x) then it’s a linear equation
Answer:
11
Step-by-step explanation:
x+y=8 y=3
x+3=8
-3 -3
x=11