Answer:
unit rate is 106 miles per hour and it can go 1272 miles in 12 hours
Step-by-step explanation:
-divide 530 by 5 and you get 106 miles an hour.
-then multiply 106 by 12 to get 1272 miles an hour.
It's not a rational number because it's a continuous decimal. A rational number has an end.
It should be 21 degrees because 180 degress is a whole triangle and 180-69 -90 you get 90 from your right angle so it is 21 degrees hope that helped
