Answer: it would be A hope this helps
Step-by-step explanation:
The sides in parentheses times 2 for each is equal to the perimeter expression.
Answer:
8
Step-by-step explanation:
a+b-c-d
lets substitute the values of a, b, c and d in the equation:
26+10-9-19
so we have:
8
We use the formula 
where d is distance, s is speed and t is time.
Therefore, a car would tracel 480 km.
Answer:
Step-by-step explanation: First, you need to write all your data down from least to greatest. Next, count up all the numbers to see how many students. Then you want to find the mean which is average (add then divide). Median is the middle so you will x each number out till you get to the middle, and if the middle is 2 numbers, you find the average of them to find the median. Mode means most often. Range is highest minus lowest. And you can do the next 2.
