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Sides of a triangle are 7cm, 24 cm, 25 cm. Determine whether it is a right angle? If it is, write the length of its hypotenuse.

72 = 49
242 = 576
252 = 625
Since 7+ 242 = 252  ,it is a right triangle.
Longest side is the hypotenuse.
So hypotenuse = 25cm 
     


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