What is 4.12 rounded to the nearest tenth

Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)

On a architect's drawing of a house, 1 inche representa 1.5

Write an algebraic expression for the word expression the quotient of c and 8