In the given figure, ABCD is a rectangle with `AB=80cm` and `BC=70cm, /_AED=90^(@)`
Channel: Doubtnut
Date: 2020-04-19

In the given figure, ABCD is a rectangle with `AB=80cm` and `BC=70cm, /_AED=90^(@)` and `DE=42cm`.  A semicirle is drawn, taking BC a diameter. Find the area of the shaded region.