Answer:

Step-by-step explanation:
we know that
The perimeter of rectangle is equal to

In this problem we have


substitute in the formula and solve for L

simplify


600+30+7 if that is what you meant...
Find the average of those numbers, add all the divide by 5
Answer:
72.22
Step-by-step explanation:
Answer:b
Step-by-step explanation:
b