Perpendicular: slope is -3/2
Based on this I would already know the answer is A.
Answer:
a=554.88
Step-by-step explanation:
20.4*27.2=
I think you should combine like terms
Answer: 9 miles per hour.
Step-by-step explanation:
In 1 hour they would run (1 4/5)/(1/5) = (9/5)*5 = 9 hours. So, they are running 9 miles per hour.