Answer:
True
Step-by-step explanation:
180 is a whole revolution
Answer:

Step-by-step explanation:
The Exponential Product rule tells us that...

Therefore,
.
Therefore, 
Answer:
$18.45
Step-by-step explanation:
1.45 in nickels
4.5 in dimes
3.5 in quarters
9 in fifty cent piece
now you add them
1.45+4.5+3.5+9=
I think the first one might be 18 second might be 10