The lengths of the sides of some triangles are given, which of them is not a right angled triangle?
5 cm, 12 cm, 13cm
7 cm, 24 cm, 25 cm
3 cm, 4 cm, 5 cm
5 cm, 8 cm, 10 cm
In a right triangle, sum of the squares of two sides is equal to the square of the hypotenuse.
Sides of triangles are given below. Determine which of them are right triangles? In case of a right triangle, write the length of its hypotenuse.
(i) 7 cm, 24 cm, 25 cm
(ii) 3 cm, 8 cm, 6 cm
(iii) 50 cm, 80 cm, 100 cm
(iv) 13 cm, 12 cm, 5 cm