Area of Rectangle: Find Number of Tiles Needed

[alijan kk]

Homework Statement

The flour of a rectangular room has dimensions 12 feet 16 feet. How many square tiles each with side of length 1 foot are needed to make a border of single row of tiles on the floor along the edges of the room?
A 28
B 52
C 56
D 58

Homework Equations

The Attempt at a Solution

why not 1*192
what is this problem asking for.
give me a hint :)

 

[vela]

Draw a picture.

 

[alijan kk]

Draw a picture.

any hint of the picture ?

 

[vela]

You need to make some effort into understanding what the problem is asking for. It's stated pretty clearly. What does "make a border of single row of tiles on the floor along the edges of the room" mean?

 

[alijan kk]

You need to make some effort into understanding what the problem is asking for. It's stated pretty clearly. What does "make a border of single row of tiles on the floor along the edges of the room" mean?

Thankyou so much. I got the answer the answer by drawing the picture