Answer:
10
Step-by-step explanation:
c = √(xA − xB)*(xA-xB) + (yA − yB)*(yA-yB)
xA-xB=-4-2=-6
-4-4=-8
-8*-8=64
-6*-6=36
36+64=100
sqrroot(100)=10
ok we have to use the theoram
a^2+b^2=c^2
6^2+8^2=100
square root of 100 is 10
bc=10
Hope This Helps!!!
the answer is B-about 18km
