Answer:
The circumference is 18.84 inches.
Step-by-step explanation:
To find the circumference of the circle we can use the formula:

Where C is circumference and r is radius.
Now that we have the formula, we can substitute the numbers:

Answer:
$11.67
Step-by-step explanation:
$43.19÷3.7=11.672972973, which rounds to $11.67.
Negative, because Correlation and slope have the same direction (Sxy will be negative)