Question

points A,B,C are collinear. If AC=10 BC=8 then find d(AB) considering all posibilities

Answer 1

i) If A-B-C

d( A,B) = d(A,C) - d( B,C)
= 10 - 8
= 2

ii) If A-C-B

d(A,B) = d ( A,C) + d ( B,C)
= 10 + 8
= 18