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Question
If A-B-C and d(A, C) = 17, d(B, C) = 6.5 then d(A, B) = ?
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Solution
We have, d(A, C) = 17; d(B, C) = 6.5
Now, d(A, C) = d(A, B) + d(B, C) ...[A-B-C]
So, d(A, B) = d(A, C) − d(B, C)
∴ d(A, B) = 17 − 6.5
∴ d(A, B) = 10.5
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