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The lengths of the sides of a triangle are 3, 4, 5. Can the triangle be a right triangle?
yes
no

Answer :

Answer: No.

Step-by-step explanation: The sides are all different. Therefore, it cannot be a right angle.

(i think)

EtherRialgo

Answer:

Yes.

Step-by-step explanation:

By converse of Pythagoras' Theorem,

[tex]5 {}^{2} = 4 {}^{2} + 3 {}^{2} [/tex]

25 = 16 + 9

Therefore, the triangle is a right-angled triangle.

Hope this helped! ^^

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