Which expressions are equivalent to 9+h+(+k)? check all that apply.
g+ (h+j) +k
(g+h) +jk
(9+1) +j+*
9+(hj) +k
gh+jk
g(n+1)*
g+ n(j+k)

The answer is all about the number 4

The answer would be b ! explanation: the formula for sa *surface area * is 2×l×w+2×l×h+2×w×h so in this case l=4w=12h=8so you use the formula to solve it and it give you the answer of 352^cm^2