Applet leads students to informally (and intuitively) discover the formula for the area of a circle by means of calculating the area of a triangle. [color=#0a971e]Leading investigation questions follow the circle dissection. [/color]
To see solutions to the [color=#0a971e]7 questions that will appear[/color], go to
http://tube.geogebra.org/material/simple/id/1844529
