[color=#000000]The applet below demonstrates what it means for 2 circles to be [b]congruent circles. [/b] [br]Interact with this applet for a minute or two, then answer the writing prompt that follows. [br][i]Be sure to change the locations of the points around each time before re-sliding the slider.[/i][/color]

Complete the following sentence definition: [br][br]Two circles are said to be congruent circles [color=#1e84cc][b]if and only if...[/b][/color]