2. You're now treating the hypotenuse (6 cm) as the "base" …
2. You're now treating the hypotenuse (6 cm) as the "base" and dropping a new perpendicular from the 90-degree right-angle vertex of the initial right triangle down to this hypotenuse.
2. You're now treating the hypotenuse (6 cm) as the "base" and dropping a new perpendicular from the 90-degree right-angle vertex of the initial right triangle down to this hypotenuse.