The window at the top of a door is in the shape of a semicircle. The door is \(0.8m\) wide. If the glass in the window is broken what area of glass is needed to replace the window? We have been ...

Sometimes perimeter and area questions can be combined ... The window at the top of the door is in the shape of a semicircle. The door is \(1.2\,m\) wide. The glass in the window is broken and ...