Answer:
56.52
Step-by-step explanation:
Formula for circumference (assuming that the shape is circular)
2*3.14*r (radius)
Answer:
Step-by-step explanation:
8. 21+7 = 28
9. 73-17 =56
Answer:
-1 -5 +9 = 3
Step-by-step explanation:
Answer:
- tn = 2097152 pennies
- tn = 20971.52 dollars.
Step-by-step explanation:
A surprisingly large amount of money.
The question is "Does the amount of money just double or do the previous amounts add to the present amount?"
I think it just doubles. Not only that, but she can't spend any of it until night 22 is reached.
- tn = a*2^(n - 1)
- a = 1 She starts with 1 penny.
- n = 22
- tn = 1*2^(22 - 1)
- tn = 1*2^21
- tn = 2097152 pennies
- tn = 20971.52 dollars.
