She can cut up the 18 yards into 162 Pisces of 4 inches each. From those, if she works carefully, she can make 81 pairs of little Bootes.
Answer:
see attached for diagram
a) √13
b) √29
c) 4
Step-by-step explanation:
Equation of the circle: 
⇒ center = (-1, 3)
⇒ radius = √16 = 4
Distance between 2 points formula:

a) let (-1, 3) = 
let (2, 1) = 

b) let (-1, 3) = 
let (4, 1) = 

c) let (-1, 3) = 
let (3, 3) = 

Answer:
a
Step-by-step explanation:
square formula for area is 
My advice is don't smoke and make sure you don't keep the two close together. Hope this helped,