Answer:
x=2
Step-by-step explanation:
Answer:
The dollar bills would encircle earth 65753.1 times
Step-by-step explanation:
We have
Length of dollar bill = 15.5 cm
Total dollar bills = 17 trillion = 
Thus the length of 17 trillion dollar bills equals

Now taking shape of earth as a perfect sphere the circumference of earth becomes

Thus the number of times the dollar bills would encircle earth equals

Answer:
C. Radius
Explanation:
A segment which starts at the center of the circle and an end at a point on the circumference is called radius of the circle.