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Can a triangle be formed with the sides lengths of 4 cm, 5 cm and 9 cm?
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Can a triangle be formed with the sides lengths of 4 cm, 5 cm and 9 cm?

User Saafo
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A^2+B^2=C^2 so 16+25=81 then no ,but it can be an obtuse triangle because the equation a^2+b^2
User Shashank Shekher
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