The formula for a circle's area is
. We are given an area of 38.465 square inches for a quarter of it.
Multiply this value by 4 to compensate for the quarter circle.


Divide both sides by pi (Note: I'm using the conventional value of 3.14)

Take the positive square root of both sides

The radius is 7 inches. Let me know if you have any questions, thanks!
Answer:
1.6
2. Honestly, I think it is, because it repeats at regular intervals. The period is -2.
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
60-36=24
24/2=12
Its 12!!! uhm i have no explanation sorry...