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Question
In ∆PQR, ______.
Options
PQ – QR > PR
PQ + QR < PR
PQ – QR < PR
PQ + PR < QR
Solution
In ∆PQR, PQ – QR < PR.
Explanation:
As we know, sum of the lengths of any two sides of a triangle is always greater than the length of the third side.
In ∆PQR, PR + QR > PQ
⇒ PR > PQ – QR
⇒ PQ – QR < PR
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