28. a room with width w, length 1, and height h with four walls needs to be
painted
a. write a formula for the area that needs to be painted not accounting for
doors or windows.
b. rewrite the formula to find h in terms of a, i, and w.
c. if i is 18 ft, w is 14 ft and a is 512 ft, what is the height of the room?
d. reasoning suppose l is equal to w. write a formula for a in terms of
w and h.