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Length of the sides of a triangle are a b and...

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Geometry
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Length of the sides of a triangle are a, b and c respectively. If a2 + b2 + c2 = ab + bc + ca then the triangle is

Answer & Solution
Correct Answer: Option B
a2 + b2 + c2 = ab + bc + ca
This is true only when a = b = c
So, triangle will be equilateral.
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