I’m pretty sure the answer is 155 but i do not know for sure
Answer: C dont ask me why
Step-by-step explanation:
Answer:
use the formula a^3+b^3= (a+b)-3ab(a+b)
in above question assume (a+b) as a and 1 as b
later in (a+b+1) take (a+b) as a and 1 as b
and use the formula (a+b)^2 = a^2+2ab+b^2
4.5x ft^2
Length times height is area. Area is always measure in squares, in this case: square feet.