Answer: n=4
Step-by-step explanation: 1:4 = 6:24
I think that they are interesting because all the sides are equal..... *equil—lateral*
Answer:
1
Step-by-step explanation:
I belive its one because 3^2 is 9 and 9+1 = 10
to make sure it not just once 3^3 is 27 and 27+1=28
1 mile = 5280 feet
so 55 miles = 5280*55 = 290,400 feet per hour
there is 3600 seconds per hour
290,400 / 3600 = 80.6666, rounded to 81 feet per second