- Area & perime... Sina wants to paint two walls on her bedroom. One wall has the dimensions 2.7 mx 4 m and the other 2.7 mx 3 m. If a door with dimensions of 1 mx 2.3 m is in one of the walls, what is the total area of the wall that Sina needs to paint? m2

Before painting, Sina decided to mask the room by putting painters' tape around the walls. What is the length of the tape that Sina put around the walls? m

How much tape does Sina need to put on the three sides of the door? m,