Answer:
Rational
Step-by-step explanation:
The reason why this number is rational is because this number terminates.
Answer: 
Step-by-step explanation:
The triangle CDE is shown in the image attached.
The formula for calculate the distance between two points is:

Then, we can calculate the lenght of each side of the triangle:

Therefore, the perimeter is:

Parker family drove 120 miles on the first day
Step-by-step explanation:
Given:
Total miles driven on the road trip= 180 miles
solution:
Lets assume the distance drove on the first day is x
The total distance covered on the road trip is 180 miles. so,


Hence, x = 120.
The distance travelled on the first day is 120 miles.
Kevin, because the problem says the difference of a number (x) and 20, and since 20 is mentioned second, it would therefore be the second number in the problem
Answer:
Give me more information
Step-by-step explanation: