Radian measure
February 19th, 2023
The diagram shows two concentric circles with centre O and radii 4cm and 6. The areas of the two shaded regins are equal. Show that theta=8/9 pi radians.
The diagram shows two concentric circles with centre O and radii 4cm and 6. The areas of the two shaded regins are equal. Show that theta=8/9 pi radians.