Answer:
i figured it out the number is 12,316 if i am correct
144 square inches because it's 12 by 12 by 12
check the picture below.
now, if we split that triangle like so with that red line, we can use the right-triangle there, to get θ.

Answer:
5x^2 + 9x + 2
Step-by-step explanation:
-10x +20
assuming you want it to equal 0
x would equal 2