Which of the following can be the sides of a right triangle ?

- 2.5 cm, 6.5 cm, 6 cm.
- 2 cm, 2 cm, 5 cm.
- 1.5 cm, 2 cm, 2.5 cm.

In the case of right-angled triangles, identify the right angles.

Which of the following can be the sides of a right triangle ?

- 2.5 cm, 6.5 cm, 6 cm.
- 2 cm, 2 cm, 5 cm.
- 1.5 cm, 2 cm, 2.5 cm.

In the case of right-angled triangles, identify the right angles.