From a thin metallic piece in the shaped of a trapezium ABCD in which `AB||CD`
Channel: Doubtnut
Date: 2020-04-19

From a thin metallic piece in the shaped of a trapezium ABCD in which `AB||CD` and `/_BCD=90^(@)`,a quarter circle BFEC is removed. Given, `AB=BC=3.5cm` and `DE=2cm` calculate the area of remaining (shaded) part of metal sheet.