Question

4) If A-B-C and d(A,C) = 16, d(B, C) = 5.5,
then d(A,B) = ?​

Answer 1

Answer:

d(A,C)=16,d(B,C)=5.5,d(A,B)=?

solution:d(A,C)=d(A,B)+d(B,C)

16=d(A,B)+5.5

d(A,B)=5.5-16

d(A,B)=-10.5