Answer: 
Step-by-step explanation:
DIAMETER length = 6
radius length = 3
Area of the circle = 
Step-by-step explanation:
45.50
Converting decimal
45.50 x 100 = 4550
Answer:
hi its simple.
Step-by-step explanation:
9;3
or simplified...
3;1
It is true because every term is the previous term multiplied by -2. So, -40 x -2 = 80, 80 x -2 = -160
Answer:

Step-by-step explanation:
The formula for this equation is

a is the final result
p is the starting amount (deposited)
r is the interest rate
n is the number of times it's compounded
t is the time
because it says compound annually and it's after 2 years both t and n equal 2. I rounded a for you, but if you don't need it rounded here it is: 3863.345117
Please double check me I may be wrong, this is my second time doing these type of questions