Answer:
7. No becuse it needs to be 0,0 to be a proportional relationship
8. No it need to be a straight line to be a proportional relationship
9. No because people choose how many to pay per month so its diffrent
per month
10. No it doesn't have a constant rate
11. Yes because it has a constant rate Ex. 1 year=1 birthday, 2 years=2 birthdays the constant is 1
12. You think of it but here's an example. You need 1 gallon of gas per 1 mile you travel
A rectangle has four sides. We know that two of those sides are 10 inches long. Had what mean that those two sides are 20 inches long. That leaves 40 inches of perimeter left. If we divide that by two we get 20. That means that the two remaining sides are 20 inches long. To check your answer add each side together.
20+20+10+10=60
The rectangle is 20 inches long.
2.3 plus 2.6 plus 2.9 plus 3.2 plus 3.5
Step-by-step explanation:
this is the answer
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