Q12 of 158 Page 159

The triangle ABC formed by AB = 5 cm, BC = 8 cm, AC = 4 cm is

As none of side is equal


∴ it cannot be isosceles triangle


Square of all sides are


16,25,64


16 + 25 = 41≠64(square of 3rd side)


∴ it cannot be right angle triangle


Hence;


It is a scalene triangle

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