The answer u r looking for is* D, $2.85. Hope I’ve helped ;)
28 miles per hour is your answer 154 divided by 5.5, simple math hon :) good luck.
Answer:

Step-by-step explanation:

Base = 5 * 12 = 60 in^2
Height = 4 in
Perimeter is the sum of all straight
Perimeter = 20 + 16 + 48
Perimeter = 84 in
Perimeter of base = 12 * 2 + 5 * 2 = 34