Answer:
Area of the circle = 
Step-by-step explanation:
Radius of the circle= 3 cm
Area of the circle=
As,

Putting the values in the formula:
Area of the circle= 

The area of the circle is 
Answer: 5/10 or 1/2 mile
Step-by-step explanation: If you subtract 4/10 from 9/10, you get 5/10 miles left to bike. 5/10 simplifies to 1/2 mile.
I think it is -14. I inserted 4 as n. I don't know if that's how you do it.
First of all 1 x 106= 106, secondly 8 x 109= 872. Therefore you would subtract 872 from 106 and that’s your answer