Mandana is ordering new tile for her kitchen floor. The area of the floor is 119.9 square feet, and she wants to order between 1
5% and 20% extra of the materials. Which of the following is a reasonable amount of tile for Mandana to order? A.
134 square feet
B.
140 square feet
C.
137 square feet
D.
145 square feet
Since it is a rectangle, we know that there are two pairs of sides the same length. All we have to do is add each number by itself, and add those numbers together, or you can envision it like this graph I made.