The angle bisector of ∠A divides the side BC of △ABC in the ratio 2:3 and the area of △ABD is 20 cm2. Find the area of △ADC.

The angle bisector of ∠A divides the side BC of △ABC in the ratio

1.	The angle bisector of ∠A divides the side BC of △ABC in the ratio 2:3 and the area of △ABD is 20 cm2. Find the area of △ADC.
Answer» The angle bisector of $∠ A$ divides the side BC of $△ A B C$ in the ratio 2:3 and the area of $△ A B D$ is 20 $c m^{2}$ . Find the area of $△$ ADC.