Answer:
approximately 7 cm
Step-by-step explanation:
I’m not absolutely sure so double check
hour 3 to hour 4
that is where the slope is the least steep
20,000 + 70 + 3 = 20,073
Combinations = n! / (n - r)! r!
In this case:
n = 4
r = 3
Combinations = 4! /(4-3)! 3! = 24/(1)(6) = 24/6 = 4
4 arrangements
B.
Irrational as π is irrational.