This activity will help you see the relationship between a circle's radius and its diameter.
Directions: 1. Drag point B to change the length of the [color=#c51414]radius[/color] of the circle. 2. Record the length of the [color=#c51414]radius[/color] in the table 3. Record the length of the [color=#1551b5]diameter[/color] in the table 4. Repeat steps 1-3 at least three more times 2. Notice what happens to the measurement of the [color=#1551b5]diameter[/color] as the [color=#c51414]radius[/color] changes.