Matilda measures the perimeter of her bedroom to determine how many feet of border she needs to go around the tops of the walls. two walls are each 96 inches long, and two walls are each 3 yards long. she pays $30 for border that costs $1 per foot. what are steps that you should take to determine if matilda bought the correct amount of border? select all that apply.

She did not buy enough border. She needs 34 ft not 30.

Step-by-step explanation:

Find the perimeter of her room in feet:

12 inches in a foot

96/12=8

3 feet in a yard

3(3)=9

8 ft + 8 ft + 9 ft + 9 ft = 34 ft

She bought 30 ft of border, which is not enough because she needs 34 ft

b

2

−

b

b

3

+

7

b

2

+

14

b

+

6

%

−

3

b

3

+

7

b

2

+

14

b

+

6

%

step-by-step explanation:

d. it is a convex pentagon because it has five sides and none of the sides would extend into the inside of the polygon.

step-by-step explanation: