The answer is B. Testing random samples of wild animals to decide whether they are healthy
True. A relation just pairs two sets. An object in the first set can relate to more than one in the second.
Ur answer would be 10 units
(x-center)^2+(y-center)^2=r^2
x^2+y^2=r^2
(5)^2+(-12)^2=r^2
25+144=r^2
169=r^2
r=13
Answer
you can look this up on the web
Step-by-step explanation: