three way communication codechef solution
import math
t=int(input())
for i in range(t):
r=int(input())
x1,y1=map(int,input().split())
x2,y2=map(int,input().split())
x3,y3=map(int,input().split())
a=math.sqrt((x1-x2)**2+(y1-y2)**2)
b=math.sqrt((x1-x3)**2+(y1-y3)**2)
c=math.sqrt((x2-x3)**2+(y2-y3)**2)
if r>=a and r>=b:
print("yes")
elif r>=c and(r>=a or r>=b):
print("yes")
else:
print("no")