If m = 12 in and n = 15 in, what is the surface area of the geometric shape formed by this net?
a.

468 sq in

b.

504 sq in

c.

288 sq in

d.

450 sq in

Pls me this is due today and i need i will make brainliest if you me answer correctly and i will report if you try to give me a dumb answer.

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?

Factor the polynomial by its greatest common monomial factor.