Question

difference of any twoside of a triangle iswhat than the third side.
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Answer 1

Answer:

Step-by-step explanation:

∠1>∠4 because Exterior angle is always greater than respective interior angle. Similarly, ∠2>∠3. Therefore ∠1>∠3 and BC>DC as size opposite to greater angle are also greater in length. Hence it is proved that either side of triangle is always greater than difference of remaining two sides