In the figure, DE//BC, DE = 3cm, BC = 9cm and ar(∆ADE)= 30cm2 .Find the ar (BCED)

In the figure, DE//BC, DE = 3cm, BC = 9cm and ar(∆ADE)= 30cm2 .Find

1.	In the figure, DE//BC, DE = 3cm, BC = 9cm and ar(∆ADE)= 30cm2 .Find the ar (BCED)
Answer» 240 cm square...