If a triangle have one Side 12 cm second is 9 cm what is the third one?
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Let the third side be x cm.
According to the problem,
(12)^2 = (9)^2 + (x)^2
=> 144 = 81 + x^2
=> 144-81 = x^2
=> 63 = x^2
=> x = √63
=> x = 7.93
According to the problem,
(12)^2 = (9)^2 + (x)^2
=> 144 = 81 + x^2
=> 144-81 = x^2
=> 63 = x^2
=> x = √63
=> x = 7.93
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