In triangle ABC, DE || BC, AD=1.2 cm
DB=3.6 cm, AE=1.6 cm. What must be the value of EC?
4.8 cm
6.0 cm
3.2 cm
6.4 cm
In triangle ABC ,DE || BC,AD=1.2 DB=3.6,AE=1.6.What must be the value of EC?